Add Yahoo as a preferred source to see more of our stories on Google. Yellowstone tourists accused of ruining Morning Glory’s crystal blue color with ‘thousands’ of coins Yellowstone National Park’s ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Man reading sign at Morning Glory Pool, Yellowstone National Park Yellowstone National Park's network of hot springs, pools, and ...

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.

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 ...