2 Day discovery Halong Bay, Lan Ha Bay. Sung Sot Cave and Titop Island for Halong, Cat Ba Island and Dark and Bright Cave for Lan Ha
Some options at below
1. If you choose #Halong Bay route - Visit & Activities: Beautiful Sung Sot Cave, Trekking Titop Island, Swimming, Sunbathing, Cooking Class, Squid Fishing, Kayaking.
=> Highlight activities
2. If you choose #Lan Ha Bay route - Visit & Activities: Da Chong Islet, Duck Islet, Kayaking, Swimming, Sunbathing, Sunset Party, Squid Fishing, Dark & Bright Cave, Cooking Class.
=> Outside activities more kayaking and swimming
...More