Double River Swim Challenge By Madswimmer Courtesy of Madswimmer, South Africa. Madswimmer is organizing the Double River Swim Challenge, a 2-day 41 km stage swim in the Bushman’s River (26 km) and the Kariega River (15 km) on December 7th – 8th. Francois du Toit announced, “We still have a few spaces available in the […]