... This is an active imagemap. Instruction below. Chigi Chapel Mellini Chapel della Rovere Chapel Cybo Chapel Costa Chapel Sacristy Retro Choir Baptismal Chapel Porta del Popolo External views Facade Sacristy Passage Porta del Popolo Facade ="215,53,389,94" HREF="../midjpg/alphabetical/00233.html">Porta del Popolo North transept South transept Crossing High Altar nave and aisles