Both Croatia and Greece offer coastlines, culture, and cuisine that make choosing between them unexpectedly tricky. The post ...

Forrest Smith was forced to step down last month as the National Park Service’s chief petroleum engineer. He wasn’t replaced.

The most popular national park in the country will remain open with basic visitor services and limited staffing amid the ...

Microbiologist Thomas Brock was tramping through Yellowstone in the 1960s when he stumbled upon a species of bacteria that would transform medical science. Brock was investigating the tiny life-forms ...

There's a fascinating Croatian lake that is one of only 30 of its kind anywhere on Earth. It can be found near ...

Drought and steady demand along the Colorado River are draining the nation's second-largest reservoir. Land that was once ...

Oregon is home to much natural beauty, including this gorgeous area that was formed countless years ago from the remains of a huge volcano.