Purchase items from our bookstore and a portion of the your purchase amount is donated to the park. more...
Volunteers check out their hard work after helping with our river clean-up.
Become a National Park Service Volunteer Information for current and prospective volunteers more...
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Did You Know?
During the War of 1812, the Debutts family found three congreve rockets on the Mount Welby (19th century name of the Oxon Hill Farm property) grounds. The British Navy was not aiming at Mount Welby. They were sending a signal to other British ships anchored 20 miles away in the Patuxent River.