A Smithsonian-led team of researchers have discovered North America's oldest known pterosaur, the winged reptiles that lived ...

Fossils of the pterosaur were discovered in Petrified Forest National Park. The fossils date back 209 million years.

Overshadowed by the Grand Canyon, this quiet desert park might just surprise you. From rainbow-colored badlands to Route 66 ...

Petrified Forest National Park is world- renowned for its petrified wood deposits, but much less known for its mining history and potash deposits.

Fossils of trees and a desert with red, tan and lavender shades await visitors at Petrified Forest National Park, about 116 ...

Adam Marsh, lead paleontologist at Petrified Forest National Park, discovered the oldest fossil frog in North America with a magnifying glass.

Buy a rare 500-acre petrified forest estate in Calistoga, Northern California. A historic landmark, it’s a serene retreat in the heart of wine country.

No reason to let the weather stop you from visiting a national park! There's plenty to do even when it rains.

Leaked comments show widespread backlash to National Park Service history edits.

While Grand Teton National Park and other national parks themselves aren’t on the chopping block, large swaths of national forest and Bureau of Land Management lands could potentially be sold ...