Blackrocks basalt outcrop - 1.7 billion years old (Presque Isle Park)
Geology, Great Lakes, Great Lakes Beaches, Great Lakes Geology, Lake Superior, Travel, Wildflowers , , ,

Step Back in Time at Marquette, Michigan’s Beautiful Blackrocks

April 12, 2026

Along the southern shore of Lake Superior in Michigan’s Upper Peninsula lies an amazing outcrop of ancient volcanic basalt composed of the remnant cooled lava flows of ancient volcanic activity. This amazing outcrop, estimated to be 1.7 billion years old, is located on Presque Isle, a 323-acre peninsula extending into Lake Superior on the north…

Au Train Beach path
Geology, Great Lakes, Great Lakes Beaches, Great Lakes Geology, Lake Superior, Michigan, National Forest, National Recreation Trails, Travel, Upper Peninsula , ,

Visit Lake Superior’s Beautiful Au Train Beach | Upper Peninsula

February 4, 2026

Few things in the Upper Great Lakes region are more scenic than a long stretch of Lake Superior shoreline. If you’re in Michigan’s Upper Peninsula driving along MI-28 between Marquette and Munising, be sure to stop at Au Train Beach. This beautiful, remote beach is a scenic, peaceful, and stunning stop along Lake Superior’s southern…