See what’s going on in nearby Gluecksburg. What’s 19 miles when you have your own set of wheels? The drive there is half the fun! Among your first stops here ought to be Flensburg Harbor, Gluecksburg Castle and Solitude Beach. Located 19 miles away, Flensburg is another popular tourist destination. If you swing by, make sure you check out Flensburg Harbor, Gluecksburg Castle and Solitude Beach.