Season 1, Episode 4
Laos: The Karst Caves
Air Date: 2017-09-21
Overview: Squeezed between South East Asia’s two most formidable geographical barriers - the Annamite mountains and the Mekong river, lies Khammouane – a rugged karst landscape, honeycombed with countless caves. These caves were formed by water flowing down towards the Mekong.
Runtime: 50 minutes
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