Imperial crypt - tomb of the emperors of the Austrian Empire, Austria-Hungary and members of the house of Habsburg. Located beneath the Church of the Capuchin order. The tomb is located in New Market square, close to the Imperial Palace Hofburg. Since 1633 it was the main burial site for members of the Habsburg dynasty.

In the crypt lie the 145 members of the Hapsburg family, including 12 emperors and 18 empresses. In addition to the Habsburg buried here, only one woman having to do with the names of any of the teacher of the Empress Maria Theresa, Countess Caroline F. Mollard. The oldest person buried in the Imperial crypt is Archduke Otto, who died at the age of 98 years and 7 months. Several family members died at birth, and more than a quarter buried in the tomb was 5 years old or less when they died.

The last burial in the Imperial crypt was committed on July 16, 2011, then was buried crown Prince Otto von Habsburg.

Free-standing sarcophagi made of different materials. In the 18th century the most widely used material for sarcophagi was bronze. After the reforms of Emperor Joseph II, aimed at reducing the costs of burial, use the included copper, as a more affordable and lightweight material. In the Imperial burial vault copper was used throughout most of the 19th century. Later they began to use a mixture of copper and bronze casting, and a mixture of copper and silver. Other metals were rarely used, except for silver and gold jewelry.

Some of the most beautiful tombs in the crypt are the tombs of Charles VI and Empress Maria Theresa (1758), established in pompous Rococo style. The tomb of the son of Empress Maria Theresa, Joseph II, on the contrary, one of the most modest among all.