Yellowstone National Park’s famous geothermal pool named Morning Glory has reportedly changed color due to the volume of debris thrown in by visitors. According to park historians and former employees ...

Tourists have been blamed for ruining the beautiful blue colour of a hot spring in Yellowstone National Park in Wyoming by throwing coins and other objects into the water. Morning Glory Pool, located ...

Decades of trash and debris have forever changed the spectacular blue color the pool was once known for. Morning Glory Pool, located in the Upper Geyser Basin near Old Faithful in Yellowstone National ...

Yellowstone National Park is well-known for its stunning landscapes. The lush greenery and beautiful hot springs at the park attract a huge number of people from across the world. The diverse wildlife ...

One of Yellowstone National Park's most iconic attractions has been permanently changed by tourists. The Morning Glory thermal pool, a once-pristine, brilliant blue thermal feature in the park's Upper ...

Yellowstone National Park’s Morning Glory Pool is not what it used to be. Back in the 1800s, the famous hot spring was a bright, clear, turquoise blue, and it was named after the flower it resembled.

Tourists have ruined one of Yellowstone’s most gorgeous thermal pools — turning its once-pristine blue waters into a mishmash of colors because of years of accumulated coins and trash, officials said.

These are historic and current simulations of Morning Glory Pool, using bare rock and pure water of varying depth for the historic image and a uniform orange microbial mat and pure water of varying ...