Leadville Trail Marathon and Heavy Half

The Leadville Trail Marathon and Heavy Half is a challenging running event that takes participants through the historic mining district of Leadville, Colorado. The marathon covers 26.4 miles, while the Heavy Half spans 15.4 miles, both reaching high altitudes, with the marathon topping out at Mosquito Pass, the highest continuous pass in the U.S. The courses feature rugged trails and old mining roads, offering stunning views and a test of endurance.

The event emphasizes safety, environmental responsibility, and community involvement, making it a unique experience for trail runners. Visit the organization's website for the most recent information.