12,496 Trails in United States

Trail Name Difficulty Length (mi) Rating City
Round Mountain Trail #1529  difficulty 2.0 Leavenworth
Round Mountain Summit Adventure Trail Expert difficulty 9.0 **** Loveland
Round Mountain Singletrack  difficulty 2.0 Saguache
Round Mountain Loop  difficulty 10.0 Williams
Round Mountain Intermediate difficulty 10.0 ***** Nevada City
Round Mountain (Wolf Creek Trails)  difficulty 10.0 Bastian
Round Meadows Trail System  difficulty 12.0 Whitefish
Round Meadow Trail  difficulty 3.0 Sunriver
Round Lake Path - Eastside (Round Lake)  difficulty 0.66 Camas
Round Lake Intermediate difficulty 2.0 **** Camas
Round Hill Trail  difficulty 3.0 Salida
Roughrider Canyon Freeride Park Advanced difficulty 8.0 ***** El Paso
Rough and Tumble to Salt Creek  difficulty 30.0 Buena Vista
Rouge Park Beginner difficulty 3.0 * Detroit
Rouge Gatway Trail Easiest difficulty 2.0 ***** Dearborn
Rothrock State Forest Advanced difficulty 100.0 ***** State College
ROTC trail Intermediate difficulty 2.0 *** Auburn
Rotary Vista Intermediate difficulty 1.9 **** La Crosse
Rotary Trail (Emerald Mountain) Intermediate difficulty 5.0 ***** Steamboat Springs
Rotary Park Intermediate difficulty 7.0 **** Clarksville
Rosy Boa (Freund Creek)  difficulty 2.83 Leavenworth
Ross Trail (Rothrock State Forest)  difficulty 2.0 State College
Rosecrest Bench (Herriman City Trails)  difficulty 1.9 Herriman
Rosebud's Heaven (The Canyons Area) Intermediate difficulty 1.0 Park City
Rosebud Gulch Trail / #423 Advanced difficulty 3.0 **** Crested Butte
Rose to Toads (Tahoe Rim Trail) Advanced difficulty 62.0 ***** Incline Village
Rose Loop Intermediate difficulty 2.0 **** DeSoto
Rose Canyon Open Space Park Beginner difficulty 10.0 *** San Diego
Rosaryville State Park Intermediate difficulty 10 **** Upper Marlboro
Rosamond Circuit Intermediate difficulty 20.0 ***** Rosamond
Root Route (Levis Mounds)  difficulty 1.0 Neillsville
Root Canal (Nine Mile) Intermediate difficulty 0.6 **** Wausau
Root Ball (Harold Parker State Forest)  difficulty 0.29 Andover
Rooster (Noquemanon Trails Network: South Marquette Trails)  difficulty 0.17 Marquette
Ronald W. Caspers Wilderness Park Easiest difficulty 20 ** San Juan Capistrano
Ronald C. McDonnell Campground Loop Intermediate difficulty 3.0 **** Bethesda
Romero West/Blair Witch (Romero Road) Intermediate difficulty 1.0 **** Santa Barbara
Romero Road Advanced difficulty 6.0 **** Santa Barbara
Romero Canyon Trail Advanced difficulty 2.0 ***** Santa Barabara
Roman Nose State Park Intermediate difficulty 7 **** Watonga
Roly Poly (Cuyuna Lakes)  difficulty 1.0 Ironton
Rollye Wiskerson Trail Intermediate difficulty 5.0 ** Benicia
Rollins Pass Beginner difficulty 15.0 *** Rollinsville
Rolling Prarie Bike Trail  difficulty 25.0 Allison
Rolling Hills Park Beginner difficulty 3.0 **** Ypsilanti
Rollie Pollie (Allamuchy State Park-North) Advanced difficulty 1.0 ***** Hackettstown
Rollercoaster (South Shore Lake Pueblo) Intermediate difficulty 1.0 **** Pueblo
Rollercoaster (Tolt MacDonald)  difficulty 0.33 Carnation
Rollercoaster (Loyce E. Harpe Park) Intermediate difficulty 0.0 ***** Lakeland
Roller Derby (Tokul – East)  difficulty 0.09 Fall City

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