The beaches at Grand Marais are excellent hunting grounds for the ancient Lake Superior agate, a semi-precious stone made up of concentric circles of microcrystaline quartz reddened by iron. Here’s ...

The elusive Lake Superior agate. Rockhounds scour Lake Superior’s shoreline for these rare banded beauties—from the western reaches of the Keweenaw Peninsula to the U.P.’s easternmost Whitefish Point.

These unassuming rocks transform so dramatically at night that people can't help but wonder if they hide a mystery.

DULUTH — Steam rising from his body, Justin Meinhold stepped off a 36-foot barge moored in a harbor slip and moved to a floating platform, its center jaw opened to the frigid water below. The Duluth ...

MUNISING, MI -- Nearly two decades ago, Michigan’s iconic Pictured Rocks changed its silhouette forever. On the morning of April 13, 2006 a fishermen witnessed the northeast turret of Miners Castle ...

Michigan is home to some of the most spectacular coastlines in America, and the Paddler's Inn is the perfect home base for ...

DULUTH — If there's a monument to Ramsay Crooks near the harbor here, the four of us didn't see it in the half-light of a recent early morning while passing beneath the lift bridge that separates Lake ...

Cedar + Stone’s community sauna in Duluth Harbor sits atop a 40,000 pound barge. Jenn Ackerman for The New York Times After getting hot in the sauna, guests at Sisu + Löyly Nordic Sauna in Grand ...

A stone cross on the North Shore marks the seemingly miraculous success of a perilous journey for Frederic Baraga, a Slovenian missionary who traversed the Upper Midwest in the 19th century. Heidi ...

MINNEAPOLIS — Lake Superior is the largest freshwater lake in the world — a sea known for its pristine cold water. But in a warming world, that's changing. Before dawn, a crew boards the Blue Heron, ...