On November 4, 2018, Ross Edgley — he of such previous feats as rope climbing the height of Everest — did something nobody expected. Or at least something nobody expected him to finish. He became the first person to swim around mainland Britain, powering around the entire shoreline in 157 days.

After spending 157 days at sea, a 33-year-old man came ashore Sunday and became the first person to swim around the mainland of Great Britain, according to Red Bull, the company that documented his feat. Ross Edgley started the 1,791-mile trek June 1 in Margate, a coastal town in southeast England.

A British man who spent 5 months at sea has become the first person to swim 1,780 miles around the island of Great Britain. Ross Edgley, 33, set off from Kent, on the southeast coast of England, on June 1. After swimming 1,780 miles, he arrived back on shore Sunday for the first time.

An adventurer from Grantham has become the first person to swim 1,780-miles around Great Britain. Ross Edgley, 33, was joined by 300 swimmers for the last mile before he arrived in Margate at about 09:00 GMT.