Soi Sim Island

On its return to Bai Chay Wharf, the  cruises past Soi Sim — one of the few soil-based islands among the bay’s countless limestone karsts. Soi Sim is rich in natural beauty and wildlife. Two stunning beaches offer visitors ideal waters for boating and swimming; while inland, ancient trees are home to a diverse bird population including Black Kites, herons, egrets, terns and gulls.