Boston Tours Sitemap
- 'From Russia with Love!' A Walking Tour of Russian Cuisine
- 100th Anniversary Celebration of the Revere House as a Museu
- 17th Century Saturdays at Wenham Museum
- 2007 Energy Star Change a Light Bus Tour
- 2022 Bakers Island Light Boat Tours
- 2023 Roslindale Garden Tour
- 29th Annual Concord Garden Tour
- 29th Annual South End Garden Tour
- 6th Annual Heart of the Home Kitchen Tour
- A Sail Through Time Sailing Tour
- A Sail Through Time Sailing Tour
- Admissions Open House at Belmont Day School
- Adventures at Sea: Bostonians in the Age of Sail Walking Tour
- African-American Patriots Tour
- AHA! Night: Walking Tours
- American Girl Place Trip: Reading Rec.
- Anne Sexton and E.E. Cummings Walking Tour
- April Vacation Cruises with Charles River Cruises
- April Vacation with Charles River Cruises
- Architecture Cruises
- Architecture Cruises
- Arnold Arboretum Self-Guided Walking Tours
- Art Deco in Boston's Financial District
- ART GROWS HERE
- Artscapes Cruise & Peddocks Island Tour
- Artweek Boston: State Library’s Special Collections Tour
- Ashmont Nursery School Admissions Open House
- Atrium in Action Tours at Atrium School
- Atrium School PreK – Grade 8 Arts Open House
- Baby wearing Tour at Gore Place
- Baby Wearing Tours at Gore Place
- Babywearing Tour at Gore Place
- Babywearing Tour at Gore Place
- Babywearing Tour of Gore Place
- Babywearing Tour of Gore Place
- Bach to Rock Black Saturday Open House
- Bach to Rock Music School Open House
- Back Bay Walking Tour
- Back Bay Walking Tour: Katharine Gibbs School, Gibbs College
- Ballardvale Walking Tour
- Ballardvale Walking Tour
- Bay Village Tour
- Beacon Hill Crime Tour
- Beacon Hill Tour - Civil War Boston
- Beacon Hill Walking Tour
- Beginnings School Open House
- Behind the Scenes at Andover Historical Society
- Behind the Scenes at Andover Historical Society
- Behind the Scenes at Andover Historical Society
- Behind the Scenes at Andover Historical Society
- Behind the Scenes at Andover Historical Society
- Behind the Scenes at Andover Historical Society
- Behind the Scenes at Andover Historical Society
- Behind the Scenes at Andover Historical Society
- Behind the Scenes at Andover Historical Society
- Behind the Scenes at Andover Historical Society
- Behind the Scenes Tour at the Aquarium
- Behind the Scenes Tours of the Old Schwamb Mill Basements
- Belmont Day Open House
- Ben Franklin: Son of Boston Tour
- Beyond the Revolution Tour: Boston's Most Historic Moments
- Beyond Twilight Walks
- Big Sports Card & Autograph Show
- Birding 101
- Black Heritage Trail Walking Tours
- Boch Center 'Science Tour' - February Vacation
- Boch Center Tours
- Boch Center Tours - Veterans Day Special
- Bonkers in Boston Family Scavenger Hunt
- Boston by Foot - 'Tour of the Month'
- Boston By Foot's Boston By Little Feet Walking Tour
- Boston By Little Feet
- Boston By Little Feet
- Boston By Little Feet Tours
- Boston By Little Feet Walking Tour
- Boston By Little Feet Walking Tour
- Boston By Little Feet Walking Tour
- Boston By Little Feet Walking Tour
- Boston Chocolate Tours
- Boston Civil War Tour
- Boston Construction of Self
- Boston Duck Boat Tours
- Boston Duck Tours
- Boston Kids Walking Tour
- Boston Latin Quarter Art Walk (Self-Guided Tour w/Audio)
- Boston Massacre Guided & Virtual Tours
- Boston Public Market Guided Tours
- Boston Scavenger Hunt: The Story of America
- Boston Sightseeing Tours
- Boston Tea Party Ships and Museum Tour
- Boston TV & Movie Site Tours
- Boston's Chinatown Tour
- Boston's City Center Exploration Game
- Boston's Creation of Self: A Walking Tour
- Boston's LGBTQ Past Walking Tour
- Bostonians Behaving Badly | A Boston By Foot Walking Tour
- Boxaroo's City Challenge: The Dragon of Bostonshire
- Boxford Homes Tour
- Bradley Palmer; The Man Himself
- Brunch. Bloodys. Breweries. BOSTON. (Adults)
- Buckman Tavern Opening
- Cambridge Bike Tour
- Cambridge Historical Tours
- Camp Grossman Open House
- Candlelight & Spiritualism Tours at Hammond Castle Museum
- Candlelight Tours of Hammond Castle Museum
- Castle Hill Tour: Cupola with a View
- Celebrate America's Heroes: Forest Hills Walking Tour
- Centers of Medicine: Longwood Medical Area walking tour
- Charlestown's Mystic Coast: from the Neck to the Point
- Chatham Lighthouse Tours
- Chestnut Hill Reservoir Historic Walking Tour
- Children's Farm Tours: Wilson Farm
- Choate Island Days – Guided Experience (afternoon)
- Choate Island Days – Guided Experience (morning)
- Choate Island Days – Self-Guided Experience
- Church Tour: St. Matthew's Tiffany Stained Glass with Virgin
- Cider Sundays! ( Adults)
- City View Bicycle Tour with Urban AdvenTours
- Civil War Living History Tour
- Clapp Family Farm Open House
- Clean Muddy Tour: Blue and Green Infrastructure in the Fens
- Cloaked Raven Tours of Boston and Concord
- Colombian Tall Ship Gloria: Free Public Tours
- Columbus Day Game and Family Tours @ Gore Place
- Come to a LINX Camps Open House this Sunday!
- Coming Home for Eternity: A Walking Tour
- Commonwealth Avenue: Boston by Foot Walking Tour
- Community Nursery School Enrollment Open House
- Concord Museum Holiday House Tour
- Concord Private Libraries Tour
- Cranberry Bog Tours
- Creative Arts Fall Open House
- Dads Admitted free with Kids on Father's Day at Battleship Cove
- Danforth Museum Public Tour
- Dark Side of Boston Tour
- Davis Square, Somerville Food Tour!
- Deck The Halls by Candlelight at Hammond Castle Museum
- Delphi Academy Open House
- Dining with the Crossed Over
- East Boston Street Art Tour and Mural Walk
- Eat Local Month - Tour of ReVision Urban Farm
- Eerie Stories on Salem Sound
- Empow Studios STEM Open House
- Etched in Stone: Civil War Burials in Central Cemetery
- Evening Garden Stroll
- Evening Garden Stroll
- Evening Garden Stroll
- Evening Garden Stroll
- Exhibition Tour: In the Public Interest
- Exploration Open House at Dean Children's Center
- Fall Bike Tour: Emerald Necklace
- Fall Open House & Instrument Petting Zoo
- Family Friendly Tour of the Old Manse
- Family Tour of Gore Place Farm: What’s Fresh at the Farm?
- Family Tour: The Best Seat in the House
- Family Tour: What's Wrong with This Picture
- Family-Friendly Tour at The Rashi School
- Family-Friendly Tour at The Rashi School
- Family-Tour of Gore Place with Patriot's theme
- Famiy Access Open House
- Fay School Walk-in Wednesdays
- Fitz's Footsteps Tour
- Free Admission to Museum of African American History Boston: Sponsored by Red So
- Free Dockside Tours aboard Black Dog Tall Ship Alabama
- Free Family Spotlight Tours at Fuller Craft
- Free Ferry Day on Boston Harbor
- Free Fun Friday at Gore Place
- Free Games and a Historic House Tour
- Free Grounds Tour of Gore Place
- Free LINX Camps Tour
- Free LINX Camps Tour April 7th!
- Free LINX Camps Tour January 6th!
- Free LINX Camps Tours in July and August
- Free LINX Camps Tours in March and April
- Free Studio Tours of WGBH
- Freedom Trail 'Revolutionary Women' Tour
- Freedom Trail Foundation Public Lantern Tours
- Freedom Trail Lantern Tour
- Freemason Open House
- Frightful Fridays
- Frightful Fridays @ Gore Place
- Frightful Fridays at Gore Place
- Frightful Fridays: Ghost Stories in the Mansion
- Gallery Talk, “The Badge of a Freemason: Masonic Aprons
- Game Day Cruise with NFL Sunday Ticket (Adults)
- Generations of Women Moving History Forward
- German International School Boston Spring Open House
- Gertrude Cawein at Hammond Castle Museum: An exhibit of Artist Eric Pape
- Ghost & Gravestones Haunted Tours
- Ghosts & Gravestones Boston
- Ghosts and Graves
- Ghosts and Graves of Lexington
- Ghosts and Graves of Lexington
- Ghosts and Gravestones - Boston Ghost Tour
- Ghosts and Gravestones Frightseeing Tours
- Ghosts and Gravestones Ghost Tour 2023
- Ghosts of Christmas Past
- Ghosts of Massachusetts presented by Roxie Zwicker
- Go Trivia Freedom Trail Scavenger Hunt
- Gore Place Martin Luther King Jr. Day Tour
- Gore Place Tour
- Governor Gore's Birthday Tours
- Granite Railway 'Quarry-To-Wharf' Tours
- Grave Undertakings: A Tour of Boston's Burying Grounds
- Great Moves! Healthy Shopping Tour at Newtonville Whole Food
- Greenbuild Tour at Restoration Resources
- Greenway Walking Tours
- Groton Community Home Tour
- Groton Community Home Tour
- Groton Community School Open House
- Guided History Tours on the Esplanade
- Guided Tour of Boston's *NEW* Innovation Trail
- Guided Tours of Fort Warren - George's Island
- Guided Tours of Kyo-no-Machiya, the Museum’s Authentic Historic House from Kyoto
- Guided Tours of The Old Manse
- Guided Virtual Tour of the Paul Revere House
- Hammond Castle Museum Tours
- Hands-On Family Harbor Tour
- Harbor Cruise on the Pilgrim Belle
- Harbor Cruise to Thompson Island
- Harbor History & Sea Shanties w/ 'Snitch' the Singing Pirate
- Harvard Shaker Village House Tour
- Harvard Square Chocolate Tour
- Harvard Square Chocolate Tour
- Harvard Square Ghost Tour
- Haunted Happenings Harbor Cruise
- Haunted History & Pizza Walking Tour
- Head of the Charles River: Exploring the Charles River
- Heart of the Freedom Trail Tour
- Heart of the Home Kitchen Tour
- Heart of the Home Kitchen Tour to Benefit Wenham Museum
- Hidden Gardens of Beacon Hill
- Historic Franklin Park Walking Tour
- Historic Grounds Tour
- Historic Holiday Stroll
- Historic House Tour, Stevens-Coolidge Place, No. Andover, MA
- Historic House Tours, Great House at Castle Hill
- Historic House Tours, Paine House at Greenwood Farm, Ipswich
- Historic Ipswich Walking Tour
- Historic Thanksgivings at the Old Manse
- Historic Walking Tours
- Historic Walking Tours of Jamaica Plain
- Historic Wharf District New Year's Eve DayTour
- Historical Boston: Fun Scavenger Hunt for Families
- Historical Educational Tours at Jenny Grist Mill
- Historical Tours of the Emerson Colonial Theatre
- History of the Coast Guard with John Galluzzo
- Holiday House Tour
- Holy Fools to Wonderworkers Exhibit Talk & Tour
- Homes in the Heart of Lexington: a House Tour
- Hop, Skip and Jump through History in Downtown Andover
- HSCS Preschool Open House
- Hunt for History: A Tory Row Quest
- Independence Day Gore Place Tours
- Indoor Front-Carry Babywearing Tour
- Indoor Front-Carry Babywearing Tour
- Indoor Front-Carry Babywearing Tour
- Indoor Front-Carry Babywearing Tour
- Indoor Front-Carry Babywearing Tour
- Indoor Front-Carry Babywearing Tour at Gore Place
- Indoor, Baby Wearing Tour at Gore Place
- Indoor, Babywearing Tour
- Indoor, Front-Carry Babywearing Tour
- Indoor, Front-Carry, Baby-Wearing Tour
- Intro To MFA Collections For Families & Kids
- Introduction to Montessori in Elementary
- Island Detectives
- Island Detectives
- Jan Brett's 2023 Winter Wonderland Tour: SOLD OUT
- Jane Austen Tours at Gore Place
- JCC Early Learning Center Open House
- JCC Early Learning Center Open House in Hingham
- Johnny Tremain Harborfest Tour
- Johnny Tremain Tour of Boston
- Johnny Tremain Walking Tour
- JP Women Who Made History Walking Tour
- Kid's Free Days at Hammond Castle
- Kids Explore Folk Art at Gore Place
- Kids Explore Gore Place
- Kids Explore the Mansion at Gore Place
- Kids Mansion Tour
- Kids Tour of Fort Warren
- Kids Tour of Fort Warren
- Kids Walking Tours in Salem & Boston
- Kids' Free Day at Hammond Castle Museum
- King's Chapel Art & Architecture Tours (Winter Hours)
- Labor Day Weekend Tour at Gore Place
- Lakes Region Parade of Homes
- Lakes Region Parade of Homes
- Lexington Historic Homes Thanksgiving Tours
- Lexington: Truth or Lies?
- Liberty Ride Trolley Tour
- Lighthouse and Foliage Cruise
- LINX Camp Open House and Tour
- LINX Camps Tours March and April
- LINX Open House
- Literary Beacon Hill: The 20th Century
- Little Sprouts Open House Ribbon Cutting Ceremony
- Lynn At Night 2023
- Maine's Open Lighthouse Day
- Maple Sugaring Weekend
- Mapparium Tours
- Martin House Farm Historic House Tours
- Martin Luther King Jr. Day Tour of Gore Place
- Massacre & Memory
- Massacre & Memory Tour
- Meet the Farmer at Powisset Farm
- Meet the Piglets!
- Military families visit Trustees Properties Free Today
- Moonlight Tour at Gore Place
- Moonlight Tour at Gore Place
- Moonlight Tour at Gore Place
- Mount Auburn's Notable Visitors
- Multimedia Historic Tours of The Music Hall
- Museum of Science Segway Experience
- Nantucket Beer and Foliage Brewery Tour at Cisco Brewers
- Nashua Home Design Center Grand Opening
- Nature Preschool Open House
- NCSC Open House: Early Education & Child Care
- NEHGS Art & Architecture Tour
- NEHGS Art & Architecture Tour
- NEHGS New Visitor Tour
- NEHGS New Visitor Tour
- NEHGS New Visitor Tour
- NEHGS New Visitor Tour
- NEHGS New Visitor Tour
- NEHGS New Visitor Tour
- New England Aquarium Ecoventure Cruise
- New Moon Tour entitled, 'Lest We Freeze: Living In the Cold'
- Next Stop Revere: Trolley Tours
- NH Open Doors
- Nightly Spirits: Boston Ghost Tours
- Nobles Day Camp Open House
- Nobles Day Camp Open House
- North Bennet Street School Open House
- North Bennet Street School Open House/Open Studios
- North End By Little Feet Walking Tour
- Notable Women of Beacon Hill Walking Tour
- Oak Meadow Virtual Open House
- OCTOBER AHA! Night – Scapes: Tables & Tours
- Off-Beat Andover Tour - Historic Mill District
- Off-Beat Andover Tour - Historic Mill District
- Off-Beat Andover Tour - Historic Mill District
- Off-Beat Andover Tour - Main Street
- Off-Beat Andover Tour - Main Street
- Off-Beat Andover Tour - Main Street
- Off-Beat Andover Tour - Main Street
- Off-Beat Andover Tour: Main Street
- Old North Church & Historic Site Reopening
- Old North Church Special Halloween Tour
- Old Schwamb Mill Tours
- Open Air Open House at the Spellman Museum of Stamps & Postal History
- Open House & Enrollment Information Session
- Open House - CBE Early Learning Center
- Open House - CBE Early Learning Center
- Open House - CBE Early Learning Center
- Open House - CBE Early Learning Center
- Open House @ Delphi Academy
- Open House and Children's Event with Wayne Potash
- Open House at Applewild School
- Open House at Bach to Rock Music School
- Open House at Delphi Boston
- Open House at Eastern Point Day School
- Open House at Family ACCESS Early Learning Center
- Open House at Pincushion Hill Montessori School
- Open House at Solomon Schechter Day School
- Open House at Sudbury Cooperative Preschool
- Open House at the Dorothy Quincy Homestead
- Open House Congregation Beth Elohim and CBE Learning Ctr.
- Open House for JCC Camp Kingswood
- Open House for JCC Grossman Camp
- Open House for JCC Kaleidoscope Creative Arts & Science Camp
- Open House-Our Lady's School, Waltham
- Open Streets - Roxbury
- Opening Our Doors Day at ISGM
- Our Lady Comforter of the Afflicted School: Open House
- Our Lady's School - Open House
- Outdoor Guided Tours with Lexington Historical Society
- Outdoor Tour at Gore Place
- Outdoor Tour of Gore Place
- Outdoor Tour of Gore Place
- Outdoor Tour of Gore Place
- Parent Tour: Copley Square Art + Architecture
- Parent Tour: Quincy Quarries
- Parents' Nursery School Open House
- Peabody Essex Museum Gallery Talk and Harbour Tour
- Peabody Essex Museum: Walking Tour
- Peek 'Behind the Scenes' of the Andover Historical Society
- Peek 'Behind the Scenes' of the Andover Historical Society
- Peek 'Behind the Scenes' of the Andover Historical Society
- Peek 'Behind the Scenes' of the Andover Historical Society
- Peek 'Behind the Scenes' of the Andover Historical Society
- Peek “Behind the Scenes” of the Andover Historical Society
- Peek “Behind the Scenes” of the Andover Historical Society
- Peek “Behind the Scenes” of the Andover Historical Society
- Peek “Behind the Scenes” of the Andover Historical Society
- Peek “Behind the Scenes” of the Andover Historical Society
- Peek “Behind the Scenes” of the Andover Historical Society
- PhotoWalks Highlights of Boston tour
- Pizza & North End Tour
- Pleasure Island Walking Tour
- Plum Island Light Tour
- Preschool Open House in Acton
- Preschool Open Houses in Acton
- Presidents' Week Open House Tours
- Public Tour of MIT
- Public Walking & Bike Tours at Emerald Necklace Conservancy
- Quincy Market History Tour
- Quincy Market History Tour
- Quincy Market History Tours
- Quincy Quarries Tour for Parents
- Red Barn Nursery School Open House
- Register for Free LINX Camps Open House and Tour
- Register for Free LINX Camps Open House and Tour on April 11
- Register for Free LINX Camps Open House and Tour on February
- Register now for Free LINX Camps Tours
- Register now for Free LINX Camps Tours July 1st - Aug 12
- Reinventing Boston: A City Engineered
- Rethinking Boston Brutalism
- Revolutionary Women Tour
- Rhode Island Lighthouse Cruises and Newport Harbor Tours
- Road to Revolution Tour
- Romance at the Manse: Stories of Love and Friendship
- Rose Kennedy Greenway Garden Tours
- Rose's Life guided walking tours
- Roxbury Highlands Tour
- Saint Jude School Open House - Waltham
- Saint Paul's Choir School Virtual Open House
- Saint Peter-Marian Junior-Senior High School Open House
- Salem Kids Tour Walking Tour
- Salem Smugglers' Tour
- Santa Express Train: Lincoln, New Hampshire
- SBN on Tour at Red's Best
- SBN on Tour at Red's Best
- Schechter Open House
- Schechter Open House
- Seaside North Shore: A Bus Tour of Historic Homes
- Segway Experience Tours at Patriot Place
- Sensationally Good City-Making: The Story of Rowes Wharf
- Set in Stone: A Walking Tour of Wadsworth Cemetery
- Simply Sudbury Garden Tour 2018
- Site Tour, Sawyer Hill EcoVillage
- Solar Tour, Nature Walk & Ice Cream Social
- South End Walking Tour
- Special Access Tours at Waterworks Museum
- Special Evening Tour focusing on Independence Day
- Special Tour of Spectacle Island
- Spectacle Island Tour
- Spring into Montessori
- Spring Open House at the Observatory
- St. Joseph Elementary School Parent Tour
- St. Peter Marian Junior-Senior High School Open House
- Storming the Fort
- Striar JCC Early Learning Center Open House
- Sudbury Historical Society's Home & Hearth Tour
- Suffering for Fashion: A particular Tour of the Mansion
- Summer 2022 Tour Season: 'Lynn At Night'
- Summer Arts at The Cambridge School of Weston Open House
- Summer Camp Open House - Fay Discovery
- Talk Like a Pirate Day at Gore Place
- Tall Ship HMS Bounty visits Newburyport
- Tall Ship Sailing in Boston Harbor
- Taxes, Riots and Revolution
- Taza Chocolate Factory Tours
- Tenacre School Open House
- The 'Hahvahd' tour
- The 15th Annual Groton Community Home Tour
- The 45th Annual South End House Tour
- The Adams National Historical Park Tours
- The Bilingual Montessori School of Sharon to Host Open House
- The Brain Experience: Looking into the Brain
- The Dark Side of Boston
- The Hahvahd Tour
- The Heart of Quincy Tour
- The Home Edit Summer of Fun Tour
- The Hub of Literary America
- The Innovation Trail
- The Making of MIT: From Back Bay to Cambridge Tour
- The Mighty Merrimack Walking Tour
- The Museum of Science Madness Family Scavenger Hunt
- The Music Hall’s 28th Annual Kitchen Tour
- The North End: Gateway to Boston Tour
- The Polar Express Train Ride - Blackstone Valley | SOLD OUT
- The Rashi School Head of School Coffee
- The Rashi School to Hold Open House for Grades Pre-K-8
- The Salem Witch Trials Walk
- The Witches of Salem Family Scavenger Hunt
- Then and Now: A Family-Friendly Virtual Tour
- Things That Go Bump In the Night, a Halloween Season Tour
- Totally Touchable Tour at Gore Place
- Tour for Parents: Adolphus Busch Hall
- Tour for Parents: Copley Square Art + Architecture
- Tour with Friends of the Harborwalk: Boston: A History Written in Stone
- Tour: Hello, Muddy! Along A Restored River
- Tour: Historic Gems of the Back Bay Fens
- Tour: Historic Gems of the Back Bay Fens
- Tour: Historic Gems of the Back Bay Fens
- Tours of the Boston Harbor Islands
- Town Green Scavenger Hunt: A Family Event
- Trip to Gropius House in Lincoln, MA
- True Lies and False Facts
- Twilight Tour: Contemporary & Victorian Art
- Understanding Boston's Urban Renewal
- Upstairs, Downstairs Behind the Scenes House Tour
- Upstairs, Downstairs Tour
- Upstairs, Downstairs Tour
- Upstairs, Downstairs Tour
- Urban Interactive - Painters' Portrait
- Vernan Pools are Cool
- Veterans Cruise to Georges Island
- Virtual Open House — German International School Boston
- Visit and Tour JCC Grossman Camp
- Visit and Tour JCC Grossman Camp
- Visit and Tour JCC Grossman Camp
- Visit and Tour JCC Grossman Camp
- Voices from the Grave, Evening Tour of Phillips Academy
- Waldorf School of Lexington Open House
- Walking Boston: Private Custom Tours
- Walking Tour of Davis Square
- Walking Tour of Historic Salem: Peabody Essex Museum:
- Walking Tour of Hyde Square
- Walking Tour of Jewish Cuisine
- Walking Tour of Monument Square (JP)
- Walking Tour of the Esplanade Boston by Foot
- Walking Tour of Wadsworth Cemetery
- Walking Tour: Horticulturists of Forest Hills
- Walking Tour: Stories Behind the Stones
- Walking Tour: The Architecture of Forest Hills
- Warm and Cozy at Gore Place
- Watertown Cooperative Nursery School Open House
- Waterworks Wednesday - The Landscape Legacy of Chestnut Hill
- Watson Adventures’ Bonkers in Boston Family Scavenger Hunt
- Watson Adventures’ Bonkers in Boston Family Scavenger Hunt
- WCC's Sprint Into Spring Open House
- We're Flowering in West Roxbury 2011'
- Wednesday Open Houses at the Kidstock Theater
- Welcome to the Alcott Home
- Wellesley Nursery School in the Hills Open House
- Wenham Museum Trails and Sails - Colonial Life
- West End Women: A Walk Through History
- What's Out There Weekend Boston
- WIlliam Hickling Prescott Beacon Hill House Tour
- Willowdale Mansion Tour
- Wined & Dined in 1809: A Special Evening Tour at Gore Place
- Winter Tour of George's Island
- Winter Weekends at Historic Phillips House
- Witch Way? Experience the Magic of Salem, MA with The BCAE
- Working Port of Boston Cruise
- World Ocean School: Sail on the Roseway
- Yin Tu Tang: Chinese House Tours
- Yin Yu Tang House Tours at PEM