Co To Island
Co To Island is the largest island in the Co To Archipelago in Co To District, Quang Ninh Province, northeastern Vietnam, about 50 km from the mainland in the Gulf of Tonkin. Known for clear turquoise water, white sandy beaches, and relatively undeveloped landscapes, it features fishing villages, a historic lighthouse, and a Ho Chi Minh memorial. The island is a popular beach and nature destination accessible by high-speed boat from Cai Rong or Ao Tien ports.