CHURCH OF S. ALEXIUS,

on the site of the Armilustrum, where the Sabine king, Titus Tatius, was buried. In the left aisle are a well and staircase belonging to the house of S. Alexius's parents, which formerly stood by the side of the church, where, after his return from his pilgrimage, he was allowed to live unrecognized by them. There is a very interesting fresco of S. Alexius's life on the walls of the underground Church of S. Clemente. (See [page 228].)

A little further, on the left, is the