Situated in Far North- East Viet Nam, Thai Nguyen has revolutionary tradition, historical vestiges including Van, Vo mountains, Dinh Hoa ATK vestige, and Duom Temple. Coming to there, tourists are attracted to visit Nui Coc Reservoir. This 2,500ha lake includes 89 islands, concealing mysterious legends. Nearby the lake, Coc Mountain stands imposingly amid the blue sky, the bright sunshine over every blade of grass and twig, all creating marvelous and splendid scenery.