Central Vietnam
Thien Duong (Paradise) Cave
Published on May 28, 2026
Overview
Paradise Cave (Thien Duong) is 31.4 km long — the longest dry cave in Asia. A 1 km boardwalk section is open to all visitors, while the full 7 km exploration is available with Oxalis.
What to Do
- Standard 1 km boardwalk tour — jaw-dropping stalactite formations, ~1 hour
- 7 km adventure tour with Oxalis — wade through underground rivers and scramble over rocks
- Combine with Dark Cave — zip-line in, swim through mud, kayak inside a cave
Best Time to Visit
February to August.
Getting There
Taxi or motorbike from Phong Nha village (14 km).