2021年11月13日 · Archaeologists uncovered sunken boats and cars and even a Civil War-era pier at a depth of around 40 feet into Lake Michigan’s Grand Traverse Bay, using sonar …

2017年1月9日 · These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water. The Chicago water cribs are the only visible portion of the century-old tunnels …

Evidence of ancestral phases of the Great Lakes, with names such as Glacial Lake Chicago, Lake Algonquin, and Lake Algoma, can be observed as ancient beaches, lake plains, and wave cut …

A prehistoric structure reminiscent of England’s iconic Stonehenge has been uncovered in Grand Traverse Bay, an arm of Lake Michigan on the western shore of Michigan’s Lower Peninsula. …

2018年6月16日 · Along the eastern shore of Lake Michigan, the beaches of Lake Chicago were destroyed by erosion, except the highest beach. Much of this beach was also destroyed. The …

Gaze out over Lake Michigan from any number of Chicago-area beaches and you’re likely to spot a few curious structures jutting up from the waves several hundred yards from shore. These are...

2023年6月5日 · Archeologists unearthed a prehistoric surprise when searching for shipwrecks in Lake Michigan's Grand Traverse Bay at a depth of roughly 40 feet. A trained eye can identify …

The water cribs in Chicago are structures built to house and protect offshore water intakes used to supply the City of Chicago with drinking water from Lake Michigan. Water is collected and …

The Glenwood Shoreline is an ancient shoreline of the precursor to Lake Michigan, Lake Chicago. It is named after the town of Glenwood, Illinois. The shoreline was formed when the lake was …

Lake Chicago was a prehistoric proglacial lake that is the ancestor of what is now known as Lake Michigan, one of North America 's five Great Lakes. Formed about 13,000 years ago and fed …