Cave diving combines the thrill of scuba diving and with the excitement of exploring a cave; it’s a challenging activity even for experienced explorers. At these four sites — some of the most popular ...

Mexico is one of the best countries in the world for scuba diving. Its coastline boasts the Mesoamerican Barrier Reef, the largest barrier reef in the Western Hemisphere (and the second largest in the ...

To portray the hero of the Thai cave rescue in the new film Thirteen Lives, the Hollywood star had to go deep—literally. Mortensen plays the part of Rick Stanton, the legendary British cave diver who ...

On Sunday’s episode of The Excerpt podcast: Hidden beneath Earth’s surface are caverns and pathways that hold the secrets of our planet’s very beginnings. Even after decades of exploration, there are ...