Hrad Loket
Where: Loket, Czech Republic
Start of construction: 12th Century
End of construction: 16th Century
Most important renovation: 19th Century
Accessible: yes, interior only with guide
Important fact:
in use until the 17th century. Then storage room and prison (1788-1948). It has been open as a museum since 1989. German name: Burg Elbogen (elbow)