How Dangerous , Are Hot Springs , at Yellowstone?.br On August 16, part of a human foot br and a shoe were found in a hot spring br at Yellowstone National Park.br 'Newsweek' reports that the remains br were uncovered by a park employee at br the Abyss Pool located in the south of the park.br The 53-foot deep Abyss Pool is located near br the West Thumb Geyser Basin which has br been closed since the remains were discovered.br Officials have not yet released any details br of the incident and an investigationbr is reportedly underway.br Yellowstone is home to about 10,000 hydrothermal hot springs, geysers, mudpots and fumaroles (surface vents that emit hot volcanic gasses).br Hot springs are sourced from water br heated by the circulation of hot rock br within the Earth's crust, or magma.br Yellowstone contains the highest br concentration of geysers in the world. .br Hot springs at Yellowstone reach br temperatures of 198 degrees Fahrenheit. .br Steam that escapes from vents br can reach 275 degrees Fahrenheit.br According to 'Newsweek,' over 20 people br have died after falling into or being severely br burned by Yellowstone's hot springs. .br In 2016, a man died after falling br into a boiling spring and being br dissolved by the acidic water.