Travelers look beyond the usual summer spots that are cooler than the beach, with underground attractions and cavern escapes ...

For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

For centuries, Native Americans have employed Indigenous fishing techniques for sustenance. Yet, each technique has spiritual ...

Beneath the surface of a quiet, hidden lake lies a maze of endless tunnels – and we went in to explore it. In this video, we ...

Rock formations called “hoodoos” fill the Bisti De-Na-Zin Wilderness in northern New Mexico. The desert area is rich with fossils from dinosaurs and animals that lived here in ancient times.