Batenburg Castle construction was probably started around the year 1300. The castle was rebuilt in 1600 on the foundations of an earlier structure; The present castle was destroyed by fire in 1795 and is now preserved as ruins: the ring wall with towers, the remains of three extended round towers with a basement underneath and the remains of the gatehouse. These are flanked by semicircular towers, all built with limestone brick.References:
The Walhalla is a hall of fame that honors laudable and distinguished people in German history. The hall is a neo-classical building above the Danube River. The Walhalla is named for the Valhalla of Norse mythology. It was conceived in 1807 by Crown Prince Ludwig in order to support the then-gathering momentum for the unification of the many German states. Following his accession to the throne of Bavaria, construction took place between 1830 and 1842 under the supervision of the architect Leo von Klenze.
The memorial displays some 65 plaques and 130 busts covering 2,000 years of history, beginning with Arminius, victor at the Battle of the Teutoburg Forest in 9 AD.