2 Days 1 Night Mekong Border Cruise from Houei Say to Luangprabang 2 Days Public Slow boat ticket from Houei Say to Luangprabang 2 Days 1 Night Namtha River Cruise 2 hours Sunset Cruise in Houei Say One day Houei Say City Tour Train Ticket Booking High Speed Train From Boten To Vientine