12,435 Trails in United States

Trail Name Difficulty Length (mi) Rating City
Boy Scout Camp Intermediate difficulty 4.0 *** Alpine
Boy Scout (Montara Mountain) Beginner difficulty 1 ***** Pacifica
Boxborough Area Trails Intermediate difficulty 10.0 *** Boxborough
Boxboro Trail link-up difficulty 8.0 Boxboro
Box Springs Mountain Access Road difficulty 14.0 Moreno Valley
Box Lake Trail #110 Advanced difficulty 5.0 ** McCall
Box lake Trail difficulty 0.4 Payson
Box Canyon Trail difficulty 3.0 Island Park
Bowling Alley (Kincaid Park) difficulty 5.27 Anchorage
Bowie nature park perimeter trail difficulty 4.0 Fairview
Bow Town Forest Intermediate difficulty 6.0 **** Bow
Bovine (Horseshoe Canyon) Intermediate difficulty 1.0 **** Driggs
Bourissa Hills Intermediate difficulty 2.0 *** New Carlisle
Boundary Waters Park Intermediate difficulty 9.0 *** Douglasville
Boundary Trail #1 (Quartz Creek Trail to FR 23) difficulty 11.6 Randle
Boundary Trail #1 (NF 99 to NF 25) difficulty 5.4 Randle
Boundary Trail (Dash Point State Park) difficulty 0.8 Tacoma
Boundary Trail difficulty 37.0 Island Park
Boundary Trail (Bradbury Mt State Park) Advanced difficulty 2.0 ***** Pownal
Boundary Line (HoliMont Bike Park) difficulty 0 Ellicottville
Boundary (Jon F. Burris Memorial Trail System) difficulty 1.0 Rio Grande
Boulder Valley Ranch Beginner difficulty 7 ** Boulder
Boulder Trail (Davidson Park) difficulty 0.1 Westby
Boulder Park Intermediate difficulty 12.0 **** Duncanville
Boulder Mtn Rd / FS #279 difficulty 5.0 St Elmo
Boulder Mason (Evolution Bike Park at Crested Butte Mountain Resort) Advanced difficulty 1.0 **** Crested Butte
Boulder Loop Trail difficulty 2.0 Conway
Boulder Hop Trail (Carr Lake Trail System) difficulty 1.0 Payson
Boulder De Roux Trail #1392 difficulty 4.66 Cle Elum
Boulder Bluff Horse Trail Intermediate difficulty 12 *** El Dorado
Boulder Beach State Park difficulty 14.0 Groton
Boulder (Deer Valley Resort Bike Park) difficulty 2.1 Park City
Bottoms Up (Galbraith Mountain) difficulty 0.48 Bellingham
Bottoms Up (Quarry Ridge Park) difficulty 0.4 Fitchburg
Bottle opener (Galbraith Mountain) difficulty 0.65 Bellingham
Boston Lot Advanced difficulty 30.0 ***** Lebanon
Boston Hill difficulty 8.0 Silver City
Bosque Rio Rancho difficulty 20.0 Rio Rancho
Bosque From Alameda Beginner difficulty 13.0 ** Albuquerque
Borrego / Winsor Descent (Winsor (254)) difficulty 7.0 Santa Fe
Borges Ranch Loop Beginner difficulty 5.0 *** Walnut Creek
Boren Mesa difficulty 2.1 Moab
Boreas Pass Easiest difficulty 10.0 *** Breckenridge
Borderline (Klonzo Area) Intermediate difficulty 1.3 *** Moab
Borderland State Park Intermediate difficulty 7.0 **** Sharon
Border Trail (Durant Nature Park) difficulty 0.7 Raleigh
Border Road Up Coronado (Mexican Border Loop) difficulty 19.0 Hereford
Bordan Hatch To Grabtown Gulch difficulty 6.0 ***** Half Moon Bay
Boqueron Wildlife Natural Refuge Easiest difficulty 3.0 ***** Cabo Rojo
Bootlegger Trail (Dauset Trails Nature Center) difficulty 0.9 Jackson

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