The Dinosaur Run consists of alternating 5k loops with options including 5K, 10K, 2 Hour, 4 Hour,  6 Hour, and 24 Hour options.

5K: One 5K loop

10K: One of each 5K loops

2 Hour: How many alternating 5K loops can you do before time runs out?

4 Hour: How many alternating 5K loops can you do before time runs out?

6 Hour: How many alternating 5k loops can you do before time runs out?

24 Hour: How many alternating 5k loops can you do before time runs out?

The race takes place at Twin Buttes in San Angelo TX. If you are doing a distance with alternating loops, you must alternate correctly in order to be eligible for an age group award (for example, if you do the 6 hour and you do the same loop twice in a row, you will not be eligible for an age group award).