Trà Cổ (vi). Sa Vĩ Cap (vi) in Trà Cổ (vi) island is the North-Easternmost promontory of Vietnam 21°29′23″N108°4′24″E / 21.48972°N 108.07333°E / 21.48972; 108.07333
Co To Islands20°59′00″N107°46′00″E / 20.98333°N 107.76667°E / 20.98333; 107.76667