Xterra Ex2

The XTERRA EX2 is an annual off-road triathlon and duathlon event held at Rocky Gap State Park in Flintstone, Maryland. The 21st edition takes place in July 2025, offering races including a full-distance triathlon, triathlon relay, duathlon, and duathlon relay. The triathlon features a .75-mile two-lap swim in a mountain lake, a 13-mile mountain bike course with lakeside singletrack, fire roads, grassy sections, and rock gardens, followed by a 5-mile trail run with varied terrain.

The duathlon starts with a 3-mile trail run, then the same bike and run segments. The event is known for its challenging yet scenic mountain course and attracts both newcomers and seasoned athletes. Visit the organization's website for the most recent information.