Jackson, WY. Run the Teton Mountain Runs in beautiful Jackson, Wyoming at the base of Jackson Hole Mountain Resort. Experience stunning mountain trails that will leave you breathless as you take in jaw-dropping views of the Grand Teton. This is a classic mountain trail running series in the heart of Wyoming! Included with your registration is a high-quality Patagonia branded race shirt. CIRQUE 30K: Saturday, June 27. CODY PEAK 50K: Sunday, June 28.