POPULAR LOCAL BIKE TRAILS
Mount Vernon Trail (18 miles paved, Mt.Vernon, VA to Rosslyn, VA)
Martha Custis Trail (6 miles paved Rosslyn, VA to Shirlington, VA)
Capital Crescent Trail (11 miles paved, 3 miles crushed stone, Georgetown, DC to Silver Spring, MD)
North Bethesda Trail (7.52 miles paved, Bethesda, MD) Previously known as the Bethesda Trolley Trail, connects several trails into a very nice 4 mile long commuter route and greatly improves access to the popular Capital Crescent Trail.
Washington and Old Dominion Trail (45 miles paved, Shirlington, VA to Purceville, VA)
Metropolitan Branch Trail (8 miles paved, Union Station, Washington DC to Silver Spring, MD)
C & O Canal Trail (184.5 unpaved, Washington, DC to Cumberland, MD)
Rock Creek Trails (paved/unpaved/roadways open to cyclists Washington, DC)
Suitland Parkway Trail (1.7 miles paved, S.E. Washington, DC)
CYCLING WEB SITES
Washington Area Bicyclist Association: (WABA) Better bike lanes, better bike laws, better bicyclists--make the DC region a better place to bike.
Map My Ride: Search bike maps in your area, track cycling workouts in our online bike training log and track your favorite biking routes.
Rails to Trails Conservancy, creating a nationwide network of trails from former rail lines and connecting corridors to build healthier places for healthier people.
BikeWashington.org provides details about all the great recreational bicycle facilities around the Baltimore/Washington metropolitan area.
Sheldon Brown's Bicycle Technical Info: This encyclopaedic web site contains a number of useful articles on bicycling and bicycles, plus links to other bicycle-related sites on the Internet.
"Safe Bicycling in Maryland": A PDF of a free booklet distributed by the Maryland Department of Transportation, covering equipment, maintenance, locks, helmets, traffic rules, dogs, trails and dressing for weather.