Last update: June 17th, 2019 at 11:00 am
The Apostle Islands National Lakeshore consists of 21 different islands in Lake Superior off the northern tip of Wisconsin.
The Apostle Islands are also known for their famous lighthouses. “Within the boundaries of Apostle Islands National Lakeshore is the largest and finest single collection of lighthouses in the country,” author F. Ross Holland wrote in Great American Lighthouses.
Source: NASA Earth Observatory