Yellowstone Caldera Chronicles is a weekly column written ... People visit Yellowstone National Park every year to observe its wildlife and vast array of hydrothermal features.

Yellowstone National Park's nearly 3,500 square miles seep slightly across state borders into Montana and Idaho, but its major attractions are contained in the northwest corner of Wyoming.

Yellowstone Caldera Chronicles is a weekly column written ... depositing alkaline-chloride fluids throughout Yellowstone National Park, including those near Old Faithful. In some areas at WTGB ...

The best way to get around Yellowstone National Park is by car ... so you'll want to use an official Yellowstone map (available online or at the park's five visitor centers) or specific GPS ...

The Yellowstone supervolcano last erupted 640,000 years ago, according to National Geographic, creating a caldera that ...

West Thumb Geyser Basin, along the southwest shore of West Thumb Basin in western Yellowstone Lake, is one of Yellowstone’s ...