Hundreds show up for the pre-Ironman World Championship underpants run in what has become an annual pre-race tradition
Triathletes shed clothes for underpants run pre-Ironman World Championship - Canadian Running Magazine
Triathletes shed clothes for underpants run pre-Ironman World Championship - Canadian Running Magazine
Triathletes shed clothes for underpants run pre-Ironman World Championship - Canadian Running Magazine
Triathletes shed clothes for underpants run pre-Ironman World Championship - Canadian Running Magazine
Triathletes shed clothes for underpants run pre-Ironman World Championship - Canadian Running Magazine
Triathletes shed clothes for underpants run pre-Ironman World Championship - Canadian Running Magazine