Appalachian Trail and Chestnut Branch Trail Loop [CLOSED]
Gatlinburg, Tennessee
8.5 km1,827 ftgain2h 27m
ModerateLoop
Appalachian Trail, Pinnacle Trail, Valley Rim and Pulpit Rock [CLOSED]
Hamburg, Pennsylvania
14.6 km1,637 ftgain3h 39m
ModerateLoop
Appalachian Trail, West Mountain and The Timp
Bear Mountain, New York
10.1 km1,860 ftgain2h 40m
ModeratePoint to Point
Appalachian, Long Path, White Bar, Dunning and Island Pond Road Loop
Tuxedo Park, New York
11.6 km1,811 ftgain3h 6m
ModerateLoop
Apple Creek Trail
Altenburg, Missouri
6.3 km814 ftgain1h 31m
ModerateLoop
Appleton Farms Grass Ride Trail
South Hamilton, Massachusetts
4.5 km387 ftgain1h 1m
ModerateLoop
Appomattox National Historical Park Loop
Appomattox, Virginia
10.8 km909 ftgain2h 32m
EasyLoop
Aptos Rancho Trail [CLOSED]
Aptos, California
5.5 km794 ftgain1h 20m
ModerateOut & Back
Aqueduct Trail
Draper, Utah
4.3 km240 ftgain2h 23m
EasyOut & Back
Arabia Mountain, Klondike, and Forest Trails Loop
Lithonia, Georgia
6.1 km446 ftgain1h 25m
ModerateLoop
Araby Trail
Palm Springs, California
6.6 km1,463 ftgain2h 4m
ModerateOut & Back
Arapaho Bend
Fort Collins, Colorado
6.6 km276 ftgain1h 23m
EasyLoop
Arapahoe Pass and Lake Dorothy Trail
Nederland, Colorado
11.4 km2,441 ftgain3h 20m
ModerateOut & Back
Arcadia Trail
Saunderstown, Rhode Island
6.8 km331 ftgain4h 18m
ModerateLoop
Arch Canyon Trail
Ajo, Arizona
3.9 km1,519 ftgain1h 22m
DifficultOut & Back
Archer Mountain Trail
North Bonneville, Washington
7.9 km3,130 ftgain2h 26m
DifficultOut & Back
Arctic China Nature Trail
Deposit, New York
7.7 km1,250 ftgain2h 2m
ModerateOut & Back
Arizona (Ringbolt) Hot Springs Trail [CLOSED]
Willow Beach, Arizona
9.5 km1,785 ftgain2h 35m
ModerateLoop
Arizona Canal Trail
Phoenix, Arizona
5.8 km302 ftgain1h 13m
EasyOut & Back
Arkansas Riverwalk Trail
Canon City, Colorado
14.6 km666 ftgain3h 11m
EasyOut & Back
Armadillo, Tenessee Valley, South River Loop
Belton, Texas
4.0 km397 ftgain55m
EasyLoop
Armand Bayou Nature Center Trail
Pasadena, Texas
3.1 km184 ftgain38m
EasyOut & Back
Armer Mountain Trail [CLOSED]
Tonto Basin, Arizona
14.0 km2,477 ftgain3h 59m
DifficultOut & Back
Arnold Arboretum Trail
Jamaica Plain, Massachusetts
6.0 km587 ftgain1h 23m
EasyLoop