People used Old Faithful as a
washing machine during the
1800s. In the earliest days of
Yellowstone National Park, people
would put their laundry inside the
geyser while it was dormant, and
it would erupt with clean clothes. Source
Jean-Paul-Charles-Aymard Sartre (21 June 1905 – 15 April 1980) was a french philosopher, playwright, novelist, political activist, biographer, and literary critic. he was one of the key figures in the philosophy of existentialism and phenomenology, and one of the leading figures in 20th-century french philosophy and marxism.