hours boattrip on Ha Long Bay, stop on several islands (Dau Go, Thien Cung Cave). Arrival in Cat Ba island. Overnight stay in Cat Ba insland. ( B,L,D

• 乘船参观下龙湾：木头洞，天宫洞。游船往吉婆岛。入住酒店，晚餐后住吉婆岛酒店。