spiral staircase and walkway to the top of the munot castle in schaffhausen, switzerland, a circular 16th century fortification in

aerial ancient architecture attraction autumn building castle center church city cityscape culture europe european famous fort fortification heritage hill historic history house landmark landscape medieval military minster monument munot old town panorama protestant religion retro river roof schaffhausen sky street summer switzerland tourism tourist tower travel urban view wall spiral staircase walkway top circular 16th century