Discover the 4 essential things you need to know about a Mekong River cruise through Vietnam and Cambodia. I was invited by CroisiEurope to cruise on the Indochine II between Ho Chi Minh City and Siem Reap on a classic Mekong River cruise itinerary. Along the way I discovered four things that I think anyone interested in, or considering doing, a Mekong River cruise needs to know. I explore what the river is, where it goes, best times to go, the main experiences and sights and what you can expect from a Mekong river cruise ship and on-board experience.