The document describes a 3-day, 2-night cruise tour of Halong Bay in Vietnam. Day 1 involves embarking at Hon Gai harbor and cruising through Bai Tu Long Bay, visiting Cap La and kayaking. Day 2 includes kayaking in Cong Dam and relaxing at Tra Gioi Beach. Day 3 involves visiting Thien Canh Son Cave before disembarking in Hon Gai harbor. The tour includes meals, activities like kayaking, and overnight accommodation on the cruise boat. Transfer options between Hanoi and Halong Bay are also outlined. Additional excursion options like dining in a cave, fishing trips, and mangrove forestation projects are mentioned.