News Posted January 31, 2008 Share Posted January 31, 2008 Isle Royale National Park includes a group of islands and the surrounding waters of Lake Superior. This striking image from a NASA satellite shows the deep blue waters of the lake around the main island and the long parallel ridges formed from lava flows some 1.2 billion years ago running the 45-mile length of Isle Royale. More... Link to comment Share on other sites More sharing options...
Recommended Posts
Create an account or sign in to comment
You need to be a member in order to leave a comment
Create an account
Sign up for a new account in our community. It's easy!
Register a new accountSign in
Already have an account? Sign in here.
Sign In Now