Royal Swedish Yacht Club (Swedish: Kungliga Svenska Segelsällskapet, KSSS), is the largest and oldest yacht club in Sweden and one of the five oldest in the world, formed 15 May 1830. KSSS is also the oldest yacht club in Continental Europe. Activities include racing, training, education, squadron sailing, match racing and club activities. KSSS also operates the port and has its own ports in Saltsjöbaden and Sandhamn.