Now call to mind all of the nostalgia of Indochina, with the romance and enchantment of their extraordinary sites. River, to the source of its memory. Descending from the prodigious heights of the Himalayas, this 4000-kilometer long river flows through six countries before depositing its rich alluvial silt in Vietnam. Spreads out in a giant goose-foot pattern. Compagnie Fluviale du Mekong. 855(0) 12 24 08 59.