Cinder Pool, located in the southwest part of 100 Spring Plain in Norris Geyser Basin, Yellowstone National Park

Detailed Description
Cinder Pool, located in the southwest part of 100 Spring Plain in Norris Geyser Basin, Yellowstone National Park. The pool was known for “cinders” made of sulfur that condensed after rising from a molten layer at the bottom of the pool, but after 2019 those cinders disappeared. Photos from June 2018 (left) and June 2023 (right) by Lauren Harrison.
Sources/Usage
Public Domain.