Clearwater Cave System
The Clearwater Cave System in Gunung Mulu National Park, Sarawak, Malaysia is believed to be one of the world's largest interconnected cave systems by volume and it is the 7th longest at (Nov 2025). The system lies mainly under the western margins of Gunung Api between the Melinau Gorge and Cave of the Winds.
Details
- Access
- Public (Clearwater cave), Restricted (underground rivers and connections)
- Length
- 265.882 km
- Features
- Top 10 longest cave passage in the world
- Location
- Gunung Mulu National Park, Sarawak
- Show Cave
- 1985
- Difficulty
- Advanced - connection to Wind Cave Intermediate - access to underground river
- Photo Caption
- Interior of the Clearwater Cave
- Height Variation
- 553.41 m