This Midwest Lake Has Rainbow Cliffs, Sea Caves, and Crystal-clear Caribbean-like Waters

This Midwest Lake Has Rainbow Cliffs, Sea Caves, and Crystal-clear Caribbean-like Waters

At Pictured Rocks National Lakeshore, mineral-streaked sandstone towers above the clear waters of Lake Superior.The bright waters of Pictured Rocks National Lakeshore on Lake Superior.Credit: Audrey Tremblay/Getty ImagesColorful rock formations may be associated with the Western U.S.—home to the Grand Canyon, Arches National Park, and the hoodoos in Bryce Canyon National Park—and most travelers head to the Caribbean for turquoise waters, but bot…