The 18 - kilometre race through wineries and vineyards of Oliver Osoyoos Wine Country is a key event in the South Okanagan Munday said .
The South Okanagan rivals the May long weekend for being busy .
The 18 - kilometre race through wineries and vineyards of Oliver Osoyoos Wine Country is a key event in the South Okanagan , which rivals the May long weekend for being busy , Munday said .