Khoun Xe Cave (Xe Ban Fai Cave)

Inhabitant of Khoun Xe Cave - Heteropoda maxima, the largest spider in the world

Giant and unique cave, 13.6 km long. Upstream entrance is a giant sinkhole. The cave contains the largest known rimstone pools (gour pools) in the world – up to 60 m wide. Xe Bang Fai river flows through the cave for a 7 km long stretch and is one of the most powerful cave rivers in the world. Width of this underground river – 56 – 100 m. The ceiling of the cave is up to 120 m high, width is up to 200 m. The cave contains the largest known cave pearls in the world – 32 cm in diameter and even larger weird formations called Alien Eggs. Stalagmites over 20 m tall. More than 130 species of fish live in caves, some several meters long. Giant, very fast cave spiders including the giant huntsman spider.

Naga fireballs of Mekong

Naga lights rise above Mekong

Unique phenomenon – glowing reddish balls rising from the water of Mekong River and going upwards in the air. Local people even organize festivities at late nights of October to observe this weird sight. Sometimes there are seen thousands of such balls per night. It is possible that this is the combustion of gases emanating from the river sediments.

Wonders of Laos

Gold covered Phra That Luang, Laos

Wondermondo 🢖 World 🢖 Wonders of Asia 🢖 Wonders of Laos Territory Wonders of Laos   Highlights Only recently, Laos is emerging on the stage of international tourism – this beautiful country for decades was dragged in terrible wars and post-war isolation period. Contrary to most countries of the world, Laos still is largely covered with primeval forest and numerous areas of […]