You might be an ultra-runner
ultraFanatics.com

It would be awesome if you join ultraFanatics which is 100% free. Simply fill out this form and in no time you're a part of this ultra running family.

   
In order to join ultraFanatics you must have finished at least one ultra marathon. Please let us know what ultra marathon finish you've finished below. In order to qualify the distance needs to be 50K or further. Your qualifying race will be verified once submitted.