Out in in the turquoise waters of General Carrera Lake sits 5,000 million tons of marble, elegantly shaped by nature into caves. Viewing the caves in person is a far more beautiful experience than looking at any photo, but getting there is more difficult than you can imagine. After a series of flights into the city of Coyhaique, you’ll need to drive another 200 miles and then board a boat, which will get you to the caves.
2. Skaftafell Ice Caves—Vatnajökull National Park, Iceland
Set in the Vatnajökull National Park in southern Iceland, the magnificent ice caves attract travelers from all over. The caves are made of highly pressurized glacier ice and they are an incredible sight. Visit sooner rather than later, who knows when these structures could be gone.
3. Man-Made Caves—Dolomites, Italy
The stunningly beautiful man-made caves that sit high among the Dolomites are the result of a dark, tragic time. The area was the front line between Italy and Austria during World War I and as a result these caves still exist in the mountains and bullet holes still line many of the trees below.
4. Reed Flute —Guangxi, China
The cave that got its name from the type of reed growing outside is a major tourist attraction in the Guangxi province of China. Lit from within by multi-colored lights, being inside the is a mind-bending experience—one you shouldn’t miss.
5. Son Doong Cave—Phong Nha-Kẻ Bàng National Park, Vietnam
Initially found by a local man in 1991, the Son Doong in Viestnam was fully discovered in 2009, making it the largest known cave in the world. The name translates to “mountain river cave” and there is, in fact, a quick-moving river within the cave, which is how the was initially formed sometime between 2 and 5 million years ago.