The man has been slammed online after he was seen walking in flip-flops over a delicate eco-system in Yellowstone National ...

Photos of the incident show the man casually walking across the park's delicate protected bacterial mats to collect fallen ...

Other Yellowstone visitors were horrified Monday as they watched a man in flip-flops walking off the board walk onto the ...

Over 20 people have died after they entered or accidentally fell into the hot springs at Yellowstone National Park. There are signs everywhere that warn visitors not to get off the boardwalks or ...

Members of Montana’s congressional delegation have introduced bicameral legislation implementing a presidential order that ...

A bison fell into the 160-degree Grand Prismatic Spring and died. An eyewitness tells us the ordeal was like seeing "the circle of life unfold.” The summer crowds at Yellowstone National Park ...

A teenage boy visiting Yellowstone National Park was seriously burned when his foot broke through the ground near a geyser by ...

The color given off by Grand Prismatic’s bacteria is a pigment that they use as sunscreen. By the time the water gets to the edge of the spring, it has cooled to about 147 degrees.

At 250-by-300 feet and up to 160 feet deep, the Grand Prismatic Spring is the largest hot spring in the USA. Its brilliant colors are the result of pigmented bacteria living on its perimeter.

The Grand Prismatic Spring's multicoloured water is one of nature's most breathtaking spectacles. Located in Yellowstone National Park, in Wyoming, United States, the hot spring is known worldwide ...