Wow, these pics! For the first time in five years, Lake Superior is frozen enough to visit the amazing ice caves at Apostle Island.
Say hello to Old Faithful at sunrise. Animals, land, sea, skies, @USInterior is by far the best thing going on Instagram. Go follow now.
The U.S. Department of the Interior has the best Instagram account on the app. Here are the 14 best pics that illustrate why it’s must-follow.