Lava Trail System Southbound Loop
The Southbound Loop of the Lava Trail System in Hell’s Half Acre is an easy 0.75 mile loop that brings weary drivers over a young volcanic landscape along I-15 in southeastern Idaho.
Hell’s Half Acre
Lava Trail Loop
The Lava Trail Loop is a 1 mile loop on Hell’s Half Acre, Idaho that brings hikers across a rugged and wild volcanic landscape.
Twenty Mile Trail
The Twenty Mile Trail is a 5.1 mile hike in Hell’s Half Acre beginning at the Lava Rocks Trailhead in the Snake River Plain of southeastern Idaho. While the trail itself is 4.5 miles, it will require you to use a section of the shorter loop trail which will add about 0.5 miles each way.