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

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

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

The gorgeous frozen formations along Lake Superior's shoreline are officially open to visitors after more than a decade.

The Apostle Islands ice caves are officially closed after the winter storm this week broke up the ice shelf. It's unlikely ...

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

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.

Ice caves on Lake Superior recently reopened for visitors for the first time in 11 years, but they will have to close again ...

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, ...

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

The National Park Service announced it is allowing the public to explore the formations near Meyers Beach on Apostle Islands National Lakeshore beginning on Monday.