 On the north bank are also an observation deck with restaurant, a mini golf course and a small sailing boat port with boat rental business as well as a rowboat port used by schools from Düsseldorf and Erkrath.There is a campground on the south and there are two beaches in the north and the south, including a nude beach at the southern beach.The Lake Unterbach is administered by a public society, which was created on 7 February 1956 by the neighboring cities Düsseldorf, Erkrath and Hilden.