Fragments of the mosaic decoration can be found in the Vatican grottoes.

The only artworks worth mentioning were a couple of ancient sculptures rescued from the Vatican grottoes.

The Vatican Necropolis is not to be confused with the Vatican grottoes, the latter of which resulted from the construction of St. Peter's Church and is located on the ground level of the old Constantinian basilica.

Dr. Navarro-Valls confirmed that John Paul would be buried in the earth - which he said was the pope's wish - beneath where the tomb of John XXIII was once in the Vatican grottoes, where more than 70 of the 264 popes are buried.