At over 3,500 miles, Yellowstone is one of the biggest national parks in the US, spanning three states. While most of the ...

Lightning strikes above the Fan and Mortar geysers in Yellowstone's Upper Geyser Basin. Geysers are formed when underground water meets superheated rock and blasts back out through a narrow hole.

From geological mysteries to tranquil reservoirs, uncover 8 Wyoming state parks perfect for solitude and outdoor exploration.

Yellowstone National Park is famous for its wildlife and geothermal activity. When we explore the intersection of these two ...

The first reports of Yellowstone, in the early 1800s, described a place in the northwest corner of the Wyoming Territory where mud boiled, water spouted, and steam came out of the ground.

The two championed the idea that the parks should be managed ... engineers are holding more water in the landscape, thereby bolstering biodiversity. Greater Yellowstone, Craighead explains ...

Yellowstone National Park ... “Because the boundaries of the parks were not just in Montana, but also Wyoming and also a little bit in Idaho, there were two things: There was no precedent ...

Visitors were forced to flee as a huge hydrothermal explosion shot steam and debris into the air at Yellowstone ... boiling water high into the air around Biscuit Basin. The National Parks Service ...