Dan O'Conor, the Great Lake Jumper, has taken a plunge into Lake Michigan for more than 2,000 days straight

Dan O'Conor, the Great Lake Jumper, has taken a plunge into Lake Michigan for more than 2,000 days straight

Dah O'Conor, also known as the Great Lake Jumper, has plunged into Lake Michigan, or another natural body of water for that matter, every season, through thick ice, or no ice at all since June 13, 2020.