Visit one of the largest wine cellar labyrinth of the world! Taste about a dozen quality Hungarian wines from several Hungarian wine regions. Have a walk around the amazing 30 km long wine labyrinth, carved deep into a limestone hill with many historic attractions. it has been a constantly working wine cellar for more than 300 years, aging wines from different Hungarian wine regions. See the second largest oak cask in the world, built in 1938 for the 900 hundred years commemorative year of Saint Stephan, first king of Hungary. The cask was blessed by XII. Pius Pope.