Lava Idaho Centennial Trail

Hike or bike up the main trail to the ruins of the old Molydbenun Mine or hike to the “L” on the side of the mountain. The whole way offers stunning views of Lava and the river. The lower part of the trail was developed by Lions club in 1990. The upper part was an old mining trail. View photos and details on the AllTrails. View a printable, downloadable interactive map. You may also enjoy Mount Moh Trail up to the top L Mountain.

When to go: Summer and Fall typically offer the best window.

Vehicles: Jeep/Truck. Standard offroad prep applies: appropriate tires, ground clearance, and a basic recovery kit.

Upper Snake context

The Upper Snake wraps western Yellowstone — Island Park's caldera, the Targhee Forest, and the Teton Valley. Wildlife density is among Idaho's highest (grizzly, wolf, elk, moose), so bear-aware practices are baseline. Many drainages have seasonal wildlife closures. Rexburg, Ashton, and Driggs are the bases.

Best for drivers who understand their vehicle and the cost of a mistake in remote country.