Lake Superior

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(Redirected from Lac Supérieur)
Casey McGrath, Craig Collins, Seth Baetzold, Mike Miller, Jeff Everett, and Karen Zemlin were members of the Lake Superior eco-swimming relay on 30 August 2023
Lake Superior, part of the Great Lakes that consists of Lake Superior, Lake Huron, Lake Michigan, Lake Erie and Lake Ontario

Lake Superior (French: Lac Supérieur) is the largest of the five Great Lakes of North America. The lake is bounded by Ontario and Minnesota to the north and west, and Wisconsin and Michigan to the south. It is generally considered the largest freshwater lake in the world by surface area. It is the world's third-largest freshwater lake by volume.

Park Point in Lake Superior was site of the Viking Endurance Swim in 1960.

Open Water Swimming

  • The Apostle Island Relay Swim is a 20-mile solo and relay competition in Lake Superior around Madeline Island.
  • The Point to LaPointe Swim is a 2-mile lake swim, in Lake Superior, held in Wisconsin in August.
  • The Great Lake Superior Swim takes place along Park Point, Duluth, MN in the beautiful Lake Superior. There are 1-mile, 2-mile, and 3.7 mile swims, all ending at the end of Park Point at the recreational area. This swim follows the Viking Endurance Swim course.
  • Jim Dreyer, also known as The Shark, swam 59 miles (95 km) in a wetsuit and fins across Lake Superior in 2005.
  • Blue Mind 7 Summit will be organized in 2017.
  • Daniel O’Kane swam to 19 of the 22 Apostle Islands in Lake Superior and paddled a stand-up paddleboard to three others in 18 days in August 2017.
  • Karen Zemlin has swum Lake Superior four times, once, as a solo, in the Apostle Island Relay Swim in 2014, from Isle Royal, MI to Pigeon Point MN in 2025, one year later in 2026 from Knife River, MN to Port Wing, WI, and Sand Island Lighthouse to Raspberry Island Lighthouse to Devils Island Lighthouse in 2026.
  • Other swimmers who have completed swims in Lake Superior include, Vicki Keith in 1998, Paula Stephanson in 2007, Marilyn Korzekwa in 2018, Elizabeth Fry in 2022, and Bryan Huffman in 2025.
  • Other routes in Lake Superior are from Two Harbors, MN to Port Wing, WI (north shore to south shore), Whitefish Point, MI to Pancake Bay, ON, the Apostle Islands Lighthouse Tour, and Isle Royale, MI to Pigeon Point, MN.
  • On August 20th 2025 the "Unsalted Selkies" completed a 19.8 mile MSF documented relay swim from Isle Royale to Grand Portage (Hat Point).

Lake Superior Relay

The 23.5-hour Lake Superior Relay was a 48-mile eco-swimming relay across Lake Superior from near Split Rock Lighthouse to Duluth, Minnesota on 30 August 2023 to raise awareness of the impact of climate change on Lake Superior. Members included Karen Zemlin (55), Craig Collins (64), Casey McGrath (51), Seth Baetzold (28), Mike Miller, and Jeff Everett.

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