Castle Rock is a geological limestone stack and tourist attraction located 3 miles (5 km) north of St. Ignace, Michigan on Interstate 75 in Michigan's Upper Peninsula.
Castle Rock is a geological limestone stack and tourist attraction located 3 miles (5 km) north of St. Ignace, Michigan on Interstate 75 in Michigan's Upper Peninsula. (en)
Castle Rock is a geological limestone stack and tourist attraction located 3 miles (5 km) north of St. Ignace, Michigan on Interstate 75 in Michigan's Upper Peninsula. (en)