Source Hochosterwitz Castle is considered to be one of Austria’s most impressive medieval castles. The path to the inner castle leads through 14 castle gates. The castle was impregnable as the enemy had to conquer gate by gate but was attacked from all sides at the same time.
Source The 12th century fortress of Rocca Calascio and the Church of Santa Maria della Pietà. In the distance, the plateau of Campo Imperatore and Corno Grande 2912 m (9554 ft), the highest peak of the Italian peninsula. Calascio, Abruzzo, Italy
Source Arundel Castle, perched high on a hill overlooking the South Downs and the town of Arundel in West Sussex, England.
