For any questions please call 301-778-0616, Tues - Sun 10 am - 5pm. Last entry is at 4 pm.
Groupon Tickets are redeemed at the front desk upon entry.
Before you reserve, please review below:
-Tickets are nonrefundable, rescheduling is free.
-All children under the age of 18 must be accompanied by an adult 18 or older.
-All guests will be required to complete a health and safety waiver before entering the museum.