Over millions of years, this limestone formation created a massive reef structure that stretched across hundreds of miles.

Wildlife, wilderness, and culture collide on this multi-day walking experience on a little-known island in Tasmania.

"Every new find gives us an additional piece of the puzzle." The royal necropolis at Abydos is called the Mountain of Anubis, and archaeologists aim to cover more than 100,000 square feet of ...

During a rich epoch in women's mountaineering, we examine Dora Keen’s 1912 ascent of 4,996m Mount Blackburn in Alaska, the fifth-highest peak in the U.S.

Since its founding on August 25, 1916, the U.S. National Park Service has assembled 419 protected units, of which 62 hold the ...

On a rail journey through Switzerland’s Engadine Alps, dramatic Alpine wonders unfold at every turn, with glaciers carving ...