- Wiggle through some of the narrow passageways in Cu Chi tunnel. If that’s not enough wartime nostalgia, you can even fire a variety of automatic weapons ( Bullets cost excludes) Awesome Bargain & Battle - Understand the life of the Mekong River. To the Vietnamese, the region is known as Cuu Long, “Nine Dragons”, a reference to the nine tributaries of the Mekong River. Being a world afloat, Mekong Delta is a water world where boats, houses, and markets float upon the numerous rivers, canals, and streams that traverse the landscape like channels - Cai Rang floating market in Can Tho Province (Capital province of Vietnam’s Mekong Delta) – the largest floating market on the Mekong River as the main destination. This floating market is a hub for transporting agricultural goods and seafood in the Mekong Delta.