Michigan Marvels: Grand Island Ice Caves

Scott Kuasmirek, owner of Lake Superior Ice Cave Tours, shuttles visitors out to the ice caves on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Photographer Ian Plant, Victoria, Minnesota, waits for just the right moment inside a cave on the east side of Grand Island, in Munising, Thursday, March 3, 2022.

Visitors check out the ice caves on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Ice forms from a cave on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

The east side of Grand Island in Lake Superior, near Munising, MI., is home to a 1 1/2 mile long stretch of ice formations, Thursday, March 3, 2022.

Ice drips down over a cave on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Ice drips down over a cave on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Ice drips down over a cave on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Scott Kuasmirek, owner of Lake Superior Ice Cave Tours, shuttles visitors out to the ice caves on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Ice forms from a cave on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

The east side of Grand Island in Lake Superior, near Munising, MI., is home to a 1 1/2 mile long stretch of ice formations, Thursday, March 3, 2022.

Visitors take in the ice formations on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Ice forms on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Scott Kusmirek and Ian Plant exit an ice cave on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Visitors check out the ice caves on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Scott Kuasmirek, owner of Lake Superior Ice Cave Tours, shuttles visitors out to the ice caves on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Ice drips down over a cave on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Ice forms inside a cave on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Ice hangs from the east side of Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Snow falls on Upper Tahquamenon Falls near Paradise in Michigan's Upper Peninsula, Wednesday, March 2, 2022.

Ice forms on the east side of Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.

Ice forms from a cave on Grand Island, in Lake Superior, near Munising, MI., Thursday, March 3, 2022.