Old Lake Road Bike Trail

Yellowstone National Park, Wyoming

A roughly one-mile lakeside mountain bike trail near Lake Hotel in Yellowstone — a bumpy gravel out-and-back suitable for all skill levels, with a heads-up to check for seasonal bear closures.

Old Faithful Lower General Store to Morning Glory Pool Bike Trail

Yellowstone National Park, Wyoming

An easy 2-mile paved bike trail from Old Faithful to Morning Glory Pool through the Upper Geyser Basin — brilliant colors and stark geyser views await.

Mount Washburn Bike Trail

Devils Den, Wyoming

A steep 2.5-mile gravel service road climb to the top of Mount Washburn with 1,500 feet of elevation gain and sweeping Yellowstone views — watch for service vehicles and carry bear spray.

Fountain Freight Road Bike Trail

A 4-mile paved former road along Fairy Falls Trail, passing Goose Lake, crossing the Firehole River, and overlooking the stunning Grand Prismatic Spring.

Bunsen Peak Loop Bike Trail

Yellowstone National Park, Wyoming

A challenging 10-mile mountain bike loop around Bunsen Peak in Yellowstone with 1,120 feet of elevation gain, sharp switchbacks, and frequent sightings of bears, elk, and bison.

Abandoned Railroad Bed Bike Trail

Gardiner, Montana

An 8-mile out-and-back bike trail along the Yellowstone River on an old railroad bed near the North Entrance of Yellowstone, with mountain, plain, and river scenery — and frequent wildlife sightings.