Hungary

Hungary 200 Forint 2006 UNC
Front: King Charles Robert from the House of Anjou
Back: Diósgyör Castle

Diosgyor Castle is a medieval castle in the historical town of Diósgyőr. The first castle built in the 12th century and was destroy by Mongol invasion during 1241-1242. The castle that stands today was probably built by King Béla IV, who, after the Mongols left the country, ordered that a castle has to be built on every hilltop. Read more
Aerial view of the ruins of the castle (Now)

how it looked like in the Middle Ages (Than)

Image Obtained From Wikipedia, the free encyclopedia and Magyar Kiralysag