The pyramids are some of the most fascinating structures on Earth, and new light keeps being shone on the wonders of the ancient world. However, one lesser known ‘pyramid’ is hidden away in the Amazon ...

The Cambrian-age Tonto Group is a set of rocks famous for holding clues to the burst of new life that reshaped Earth 500 ...

Skip the massive crowds to explore this secluded and historic trail at the Grand Canyon. The views are simply spectacular!

Off the coast of Yonaguni Island in Japan, a submerged structure has puzzled divers, researchers, and archaeologists since ...

Hells Canyon might be deeper than the Grand Canyon, but it's barely 2 million years old, according to a new study.

GRAND CANYON NATIONAL PARK — Tourists peer ... Sometimes that job requires flying in a helicopter to the bottom of the Canyon to ensure the lights remain on at Phantom Ranch.

A cable hardly wider than my thumb stretched 3,200 feet from where I stood to a tower on the other side of Quartermaster Canyon. This 500-foot-deep fissure was home to the last item on my Grand Canyon ...

In the shadow of the San Francisco Peaks, nestled along South Milton Road in Flagstaff, sits a breakfast sanctuary so ...

Just a few weeks earlier, a 41-year-old man was found dead near the bottom of the Grand Canyon, where he spent the night. Bystanders and park service personnel found his body on the Bright Angel ...