George Washington's Mount Vernon
George Washington's Mount Vernon - 9:00 AM
George Washington's Mount Vernon - 9:00 AM
International Spy Museum
International Spy Museum DC - 9:00 AM
International Spy Museum DC - 9:00 AM
George Washington's Mount Vernon
George Washington's Mount Vernon - 9:00 AM
George Washington's Mount Vernon - 9:00 AM
International Spy Museum
International Spy Museum DC - 9:00 AM
International Spy Museum DC - 9:00 AM
National Children's Museum
National Children's Museum - 9:30 AM
National Children's Museum - 9:30 AM
George Washington's Mount Vernon
George Washington's Mount Vernon - 9:00 AM
George Washington's Mount Vernon - 9:00 AM
International Spy Museum
International Spy Museum DC - 9:00 AM
International Spy Museum DC - 9:00 AM
National Children's Museum
National Children's Museum - 9:30 AM
National Children's Museum - 9:30 AM
The People's House: A White House Experience
The People's House - 9:00 AM
The People's House - 9:00 AM
George Washington's Mount Vernon
George Washington's Mount Vernon - 9:00 AM
George Washington's Mount Vernon - 9:00 AM
International Spy Museum
International Spy Museum DC - 9:00 AM
International Spy Museum DC - 9:00 AM
The People's House: A White House Experience
The People's House - 9:00 AM
The People's House - 9:00 AM
George Washington's Mount Vernon
George Washington's Mount Vernon - 9:00 AM
George Washington's Mount Vernon - 9:00 AM
International Spy Museum
International Spy Museum DC - 9:00 AM
International Spy Museum DC - 9:00 AM
National Children's Museum
National Children's Museum - 9:30 AM
National Children's Museum - 9:30 AM
George Washington's Mount Vernon
George Washington's Mount Vernon - 9:00 AM
George Washington's Mount Vernon - 9:00 AM
International Spy Museum
International Spy Museum DC - 9:00 AM
International Spy Museum DC - 9:00 AM
George Washington's Mount Vernon
George Washington's Mount Vernon - 9:00 AM
George Washington's Mount Vernon - 9:00 AM
International Spy Museum
International Spy Museum DC - 9:00 AM
International Spy Museum DC - 9:00 AM
National Children's Museum
National Children's Museum - 9:30 AM
National Children's Museum - 9:30 AM
The People's House: A White House Experience
The People's House - 9:00 AM
The People's House - 9:00 AM
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MarineLab's Haunted Lagoon
Sat Oct 25, 2025
6:00pm to 8:30pm ET
Age: 5 and up
Price: Free; donation appreciated for snorkeling
Enjoy spooky science, ghoulish games, and terrifying treats for the whole family. Let MarineLab’s staff guide you through zombie mermaids and pirates that have taken over the lagoon. Don’t feel like snorkeling? There's a Haunted Tunnel and lots of land activities for kids of all ages.
Guests participating in snorkeling should sign a waiver online in advance.
** Activity dates/times are subject to change. Please click through to the activity website to verify.
