Dover Castle, Medieval castle in Dover, England.
Dover Castle is a large and well-preserved fortress in the southeastern English county of Kent.
The castle has served as a key defense facility for England since the 11th century.
It's known for its iconic Roman lighthouse, one of the oldest in Britain.
The castle is open to the public and offers guided tours.
It houses the secret wartime tunnels used during World War II.
Location: Dover
Inception: 1179
Architectural style: medieval architecture
Website: english-heritage.org.uk/visit/places/dover-castle
Sources: Wikimedia, OpenStreetMap