The ice caves in northern Wisconsin reopened Monday but closed Tuesday.

Rare sub-zero conditions briefly made the Lake Superior formations accessible before a winter storm closed them again.

One day after the Apostle Islands ice caves opened to the public for the first time since 2015, the caves are again closed.

The closure was announced late Monday after a busy day of hikers trekking across the lake to view this wonder, which hasn’t ...

The Apostles Islands National Lakeshore ice caves opened to the public for a single day Feb. 16. They hadn't been open since 2015.

The Apostle Islands ice caves opened at 8:30 a.m. Monday, Feb. 16. They hadn't been open to the public since 2015.

For the first time since 2015, hikers are able to set foot on one of the Midwest’s most ephemeral and breathtaking natural ...

For the first time since 2015, the famed ice caves at Meyers Beach in Apostle Islands National Lakeshore finally opened on ...

Where thousands of people had trekked across ice to the caves on Monday, remote cameras operated by the University of Wisconsin-Madison now show open water. A winter storm that blew in Tuesday, ...

For one extraordinary day, the Apostle Islands Ice Caves were re-opened, the first time in 11 years. Our contributor Stephanie Pearson was among the lucky to witness this fleeting natural wonder.

After one glorious, fleeting day — access to the Apostle Islands ice caves is likely done for the season. The blizzard sweeping across Lake Superior broke up the ice pack along the shore overnight.

George Ilstrup, a photographer, joined FOX 9 All Day to talk about visiting the Apostle Islands ice caves when they were open ...