This is the historic residence of Prince Tyrol. Originally a medieval castle built by the Count of Sigmund, it was later expanded by the Roman Emperor Maximilian I. In the 18th century, Maria Tracia was transformed into the Rococo style of the Vienna Palace and has been preserved to this day. The luxurious decoration of the palace shows the power and wealth of the Habsburg Royal family. The luxurious decoration of the Rococo style in the interior hall can be described as brilliant.