Caveman Challenge at Waterloo Lake

October 10th 2026
Denison, TX
50 KM

Come find your inner caveman endurance and run the inaugural Caveman Challenge at Waterloo Lake trail in Denison, TX. There is a little bit of everything for you on this trail with plenty of dirt, rocks, roots and all the fun in between! You will find beautiful views overlooking the lake and the trail features a CAVE in the middle of the course. Maybe you’ll spot a prehistoric ancestor you have to out run.

Upcoming Races

Oct 10 2026
50 KM
Multiple Loop
3 Elevation Rating
Hilly, ~2500-7500 feet in 50 miles
3 Surface Rating
Some rocks, root, and/or ruts

Additional Distances

This event also has the following sub ultra distances

26.2 Miles 10 KM 13.1 Miles 5 KM

Results

Date Finishers Top Result (F) Top Result (M)
10/11/25 7 5:36:10 5:44:19
10/12/24 11 6:08:58

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