The race is held at the beautiful Dinosaur Valley State Park in Glen Rose, Texas. This course has rolling and sustained ascents and descents that take you through varied terrain. There are amazing overlooks on this course where you can see for miles. The event offers race distances of 5 miles, 25K, 50K, 100K, and 100 miles. 100 milers get a recorded time for 100K distance, and the race is a 100K qualifier for the Western States Endurance Run for all those who pass the 100K distance in under 22 hours. The race is also a 100 mile qualifier for the Western States Endurance Run for all those who complete 100 miles in under 35 hours.