Check out some of the best hiking, walking and backpacking routes in Columbia, District of Columbia. The Great Allegheny Passage
is the most popular trail. The trails have 12 user reviews with great photos and information. The trail with the highest elevation climb is the Great Allegheny Passage
and the trail with the least amount of climbing is the Anacostia River Trail
. The longest trail is the Great Allegheny Passage
at 538.2 km. For a shorter adventure you can try the Western Ridge Loop Trail
at 2.7 km. Get off line access to Healthcare, Shelter, Fastfood, and Restaurant locations and much more with a Hiiker subscription.