Length: 20 miles
Location: Burghley House, Stamford, Lincolnshire, PE9 3
Rat Race Dirty Weekend brings monster builds, a phenomenal afterpary and the brutal 20 mile course back to Burghley House in 2016. The World’s Biggest OCR offers up 20 miles jampacked with 200 obstacles designed to smash your limits and give you the ultimate obstacle racing weekend away with your mates.