Phou Hin Poun

 
Overview

The Phou Hin Poun National Biodiversity Conservation Area, formerly known as the Khammouane Limestone National Biodiversity Conservation Area, is one of 21 National Biodiversity Conservation Areas of the Lao People's Democratic Republic.

Description

In the Phou Hin Poun National Park is The Kong Lor caves have an underground river which flows for 7.5 kilometres through the mountains.