Wim Hof
Wim Hof (pronounced [ʋɪm ˈɦɔf]; born 20 April 1959), also known as The Iceman, is a Dutch motivational speaker and extreme athlete noted for his ability to withstand low temperatures. He previously held a Guinness World Record for swimming under ice and prolonged full-body contact with ice, and he holds a record for a barefoot half marathon on ice and snow.