Listings >> Heritage Sites >>Swimmimg pools and Tidal pools Bath of Bethesda Robben island Tidal pool on Robben island The Bath of Bethesda tidal pool was built in 1845 on Robben Island when it was a leper colony. It was considered to be therapeutic for leprosy victims. This pool can still be seen today. Is this your business?Claim it now.Make sure your information is up to date. Colourdots is an independent Western Cape regional information resource. Learn more about the site here. Photo gallery All photos (1)