Geyser Hill is a must for any Yellowstone visitor. It begins at Old Faithful and is a short boardwalk loop trail with over 50 of the 500 geysers in Yellowstone.

Shoshone Lake in Yellowstone National Park is huge, but it’ll take some work to get there. There are no roads to it, which ...

Ever been mesmerized by the swirling colors of Grand Prismatic Spring and wondered what fuels that otherworldly boil? It ...

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.

It’s a hotbed of geothermal activity in the western portion of Yellowstone National Park. Lower Geyser Basin—Drive Firehole Lake Drive to see the Great Fountain Geyser and the Fountain Paint Pot.

The Midway Geyser Basin's Grand Prismatic Spring ... National Park Service's Grand Prismatic Spring page. Lower Loop Van Tour from West Yellowstone: Grand Prismatic and Old Faithful (295 reviews) ...