The Instagram account is dedicated to “tourons,” a combination of tourist and moron ... of a boardwalk at The Grand Prismatic Spring, the largest hot spring at Yellowstone National Park.

On Instagram, Tourons of Yellowstone (@touronsofyellowstone) recently shared another video of tourists flouting ... walking on the fragile crust of Grand Prismatic Spring.

How the Grand Prismatic Spring Gets Its Kaleidoscopic Colors The beating heart of Yellowstone National Park is without a doubt the Grand Prismatic Spring—the largest hot spring in the U.S.

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 ...