The Passport program was started by Eastern National Parks Association in 1986 and was established to help visitors discover the beauty and history found in America’s national parks. Cancellation stamps can be found at national parks and monuments. These rubber-stamp ink markings record the name of the park and the date of your visit.
Fort Washington Park was the National Capital Regional stamp on the 1999 Passport stamp set.
Piscataway Park was the National Capital Regional stamp on the 2010 Passport stamp set.
The following stamps are currently available in the Fort Washington Park visitor center:
Fort Washington Park
Potomac Heritage National Scenic Trail - Fort Washington Park
Star-Spangled Banner National Historic Trail
Fort Foote Park
Potomac Heritage National Scenic Trail-Piscataway Park
Last updated: April 10, 2015