If you're planning a trip to Arizona's Grand Canyon, don't forget to check out this nifty little pool in its depths. But be warned! The water within is toxic.

A chlorine gas leak at Grand Canyon National Park’s main water supply has forced park officials to close all inner canyon corridor trails. Officials said the leak occurred at Roaring Springs ...

Love baseball? Then how about this confluence of events: the date most dedicated to love on the calendar -- Valentine’s Day - ...

The Midway Geyser Basin's Grand Prismatic Spring is the largest hot spring in Yellowstone and one of the largest hot springs in the world. Measuring approximately 370 feet in size and around 121 ...

An emergency situation at the Grand Canyon forced the closure of inner corridor trails, including the Bright Angel Trail, park officials said.

Plants and animals need health lands and waters to live on the Colorado Plateau. Here's what we're doing to help beaver, ...

While there is never a bad time to visit the Grand Canyon, spring happens to be one of the best times to experience a whitewater rafting trip. While the Grand Canyon is one of the most-visited ...

All inner canyon trails at the Grand Canyon reopened after a chlorine gas leak at Roaring Springs, the national park said on Thursday afternoon. The chlorine gas leak was reported at Roaring ...