Caribou - Targhee National Forest

The Caribou National Forest was created in 1907 by President Theodore Roosevelt. Recently the administration was merged with the Targhee National Forest. Combined, the two forests now cover more than 2.8 million acres and thousands of miles of trails in southeastern and eastern Idaho, with small portions in Utah and Wyoming. High Country Info: Find easy access to one of four trailheads on the Caribou Loop in southeastern Idaho or western Wyoming. Explore 200 scenic miles of trail on the Caribou Loop Trail and terrain for all types of riders.. View the Caribou Loop Trail ArcGIS interactive map.

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.