That's a lot of garbage: Yellowstone National Park's geology team collected over 23,000 pieces of trash from geysers and hot springs, including AirPods and rubber ducks.
https://www.foxnews.com/travel/reckless-visitors-destroying-yellowstones-iconic-thermal-pools-trash
https://www.foxnews.com/travel/reckless-visitors-destroying-yellowstones-iconic-thermal-pools-trash