It’s awesome. I’ve never really seen a frozen waterfall, so that’s pretty cool.” Brown says it’s his first time visiting the caves. He’s from the Detroit area and enjoys the U.P.’s ...

Whittaker still vividly remembers the caves. “You could walk in 200 feet and still get this eerie green blue light which was awesome to see. And the cold air, even on a real hot day,” he says.