Forchtenstein Castle (German: Burg Forchtenstein; Hungarian: Fraknó vára; Croatian: Fortnavski grad) is a castle built in the Late Middle Ages near the municipality of Forchtenstein in northern Burgenland, Austria. Forchtenstein Castle is 511 metres (1,677 ft) above sea level.A castle built in the Late Middle Ages near Forchtenstein, offering stunning views and a glimpse into the region's history.