[wpseo_breadcrumb] Fort Washington National Park Place Categories: Byways Trails & Parks and ExplorePlace Tags: Fort Washington National Park, Park, Parks, Prince George's County, and Trails Description, Location, and Contact InfoAddress: Fort Washington Park, Fort Washington, Maryland Place Description: Built from 1814-1824 to protect new capital city. Designed by Pierre L’Enfant. Includes Fort Washington Light; Fort Foote and Harmony Hall fall under same NPS management. WebsitePhone: (301) 763-4600 Previous Next Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional)