Lan ha bay and viet hai village trekking and kayaking one day is a daily tour that help travelers can experience both beautiful scenes in the land and in the sea you will have a chance to visit viet hai village a farming village in cat ba island boating to floating villages in lan ha bay go swimming and kayaking in natural beaches in lan ha bay biking to deep land in the cat ba national park make familiar and communicate with local people in there get to close the nature to trek to fores