Cavers have spent the past year digging mud and rock from a cavern as part of a project to open a new stretch of the underground site to the public. The cave, near Pateley Bridge in the Yorkshire ...

This project meant spending weeks carving a swimming pool and living space directly into a cave. Progress was slow, and every mistake became harder to fix underground. Water revealed weaknesses that ...

Europe is rich in history, but its splendid castles, antique churches, and age-old ruins tell only part of the story. To dig even deeper in time – much deeper – visit a cave. Some of my favorites, in ...

Europe is rich in history, but its splendid castles, antique churches, and age-old ruins tell only part of the story. To dig even deeper in time — much deeper — visit a cave. Some of my favorites, in ...