On sale: HAARLEMMERMEER (NL) Buy ticket Information


May 5, 6 & 12, 2018 New course - New obstacles - New finish shirt!
Registration open! Buy ticket (16+)


We are currently hard at work on plans for the course! Come back to this page later but, in the meantime, check out last year’s map below for a teaser.

Mud Masters Experience

On our obstacle course you will run, climb, slide, crawl and fly with your Mud Buddies! Check out the video for a sneak preview of our obstacles from the eyes of a Mud Master.

To all obstacles

Because of the rugged Air Force Base-look of the grounds and the low-flying airplanes overhead, I felt like Bruce Willis in Die Hard during my run.

Max Schneider (Germany)