Museen Burg Altena
One of Germany's most beautiful hilltop castles towers high above the old wire-drawing town. It was built from the 12th century onwards to protect the regional iron production. Under the motto 'Knights, smiths, wanderers', it shows the history of the industrially outstanding Märkisches Sauerland and that of the world's first youth hostel. Today you can reach the castle by a spectacular adventure lift …
