Derwent River Big Swim

Step into history and test yourself in one of Australia’s most iconic river swims. Covering 34 km from New Norfolk Bridge to Hobart’s Tasman Bridge, the Derwent offers tough but rewarding conditions similar to the English Channel. First held in 1972, it remains a cornerstone of Australian marathon swimming and part of the Triple Crown.

• Distance & Timing: 34 km; typically held between November and March.

• Special Features: Channel-like water temps (17–19 °C) and rich history.

• How to Enter: Arrange with a pilot; full details and qualifying requirements via Derwent River Big Swim website.