Tough Mudder events are hardcore 10-12 mile obstacle courses designed by British Special Forces to test your all around strength, stamina, mental grit, and camaraderie.
…with 25-30 military-style obstacles. As the leading company in the booming obstacle course industry, Tough Mudder has already challenged 500,000 participants worldwide.
FACT #1 – Marathon running is boring.
FACT #2 – Mudders do not take themselves too seriously.
FACT #3 – You cannot complete a Tough Mudder course alone.
via Tough Mudder