Falkenstein Castle (Oberfalkenstein) is a ruined medieval castle near Obervellach in

Carinthia Carinthia (german: Kärnten ; sl, Koroška ) is the southernmost States of Austria, Austrian state, in the Eastern Alps, and is noted for its mountains and lakes. The main language is German language, German. Its regional dialects belong to t ...

, Austria. It was built in the 12th century as part of a larger fortification complex comprising the preserved

advanced work An advanced work, advance-work or advanced outwork is a fortification or outwork in front of the main defensive building or castle.

of Niederfalkenstein below.

See also