The kids will be fascinated by the stories associated with Upper Castle. Gaze up at this awe-inspiring structure and help open their eyes to its history.
If you like the word "free" as much as most travelers, you'll be pleased to know this fortified complex is precisely that. Upper Castle is located in Siegen. If you want to keep your itinerary full while you're around these parts, also drop by Lower Castle, Church of Wilnsdorf and Nikolaikirche.