For the fourth year, local cottager and Princeton University swimmer Caroline Lewitt is preparing to swim around Tondern Island in support of the South Muskoka Hospital Foundation and this year, she’s inviting others to jump in and swim alongside her.

Taking place on Friday August 15th, 2025, the 8km swim has become a summer tradition for Caroline, who has raised over $131,000 for the hospital since her first swim in 2020. This year, her goal is twofold: to raise even more funds in support of urgent hospital needs, and to have at least 10 people join her in the water.

“This year, I would love to involve 10+ members of the community and have them join me in the lake, for however long or short they wish! Whether it is for five minutes or five kilometers. EVERYONE is welcome to be a part of

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