Kananaksis 100 Mile Relay (affectionately known as ‘K100’) is an annual hundred mile running relay race completed over Highwood Pass, the highest paved road in Canada, and located in the heart of Alberta, Canada. Occurring annually on the third weekend in June, this relay has been a long-running staple of Canada’s running culture.

K100 is the OG of Canadian running relay racing, beginning in 1987 and holding strong today. Teams of ten runners sign up to leave Longview, Alberta early on race morning and cover one hundred miles up and over 2,206 meters (7,238 feet) of elevation of Highwood Pass to finish at the Pomeroy Lodge in the heart of Kananaskis, Alberta. Kananaskis​ is an Alberta Provincial Park located approximately one hour and fifteen minutes west of Calgary and one hour east of Canmore and Banff National Park.