erected by S. Helena. The interior has three aisles divided by
pilasters, and with eight columns of Egyptian granite. The high altar
is adorned by four columns of breccia-corallina, which support the
canopy. Under the altar is an ancient urn, which contains the bodies
of the holy martyrs Anastasio and Cesario. The frescoes of the vault
of the tribune are by Pinturicchio. The subterranean chapel of S.
Helena is decorated with paintings by Pomarancio, and with mosaics by
B. Peruzzi. Ladies are not allowed to enter this chapel, except on the
saint's day. The church was erected in