Top Laos Dive Sites

Nam Ngum Lake

Laos’ largest reservoir offers calm freshwater diving with submerged trees, old village remnants, and freshwater fish. Suitable for beginners to intermediate divers. Scuba and freediving possible. Depths and occasional thermoclines add interest in this scenic mountain setting.

Tham Nam (Water Cave), Vang Vieng

Set in dramatic karst terrain, this cave system features limestone formations and clear spring-fed water. Recommended for advanced and technical cave divers. Scuba diving only. Guided cavern routes provide a rare inland cave-diving experience.

Xe Bang Fai River Cave

One of the world’s longest river caves, known for vast submerged passages and striking rock formations. Advanced to technical level. Scuba diving required. Strong currents and overhead environments demand specialized training and equipment.

Blue Lagoon Area, Vang Vieng

Crystal-clear pools surrounded by jungle and limestone cliffs host small freshwater fish and aquatic plants. Easy conditions suit beginners. Scuba and freediving possible. While more known for swimming, select deeper sections allow controlled dive training.

Hinboun Reservoir

A quiet freshwater site with rocky slopes, submerged vegetation, and seasonal visibility changes. Suitable for recreational divers. Scuba diving only. Its remote setting and ecological importance within central Laos make it an off-the-beaten-path option.