St. Giovenale  was built in 1004 over a preexistent temple dedicated to Jupiter thanks to the contribute of seven noble and rich families of Orvieto. It's not sure but people says it was the first ancient Cathedral of Orvieto.  The interior of St. Giovenale, absolutely to visit, preserves 12th C frescos and is a rich and interesting medieval repertory of painting. Is has 3 naves interior whit 8 massive tufa pillars on which are remains of frescos. The abside has Gothic shape and along the walls have been discovered several 14th and 16th C frescos among which is an interesting "Maestà" dating back to 1300's , best  known like Madonna del Soccorso (Madonna of rescue), and "Madonna delle Grazie and Saints" a fresco by Sienese  school. The marble altar is a beautiful example of Byzantine sculpture. On the right side of the church opens a portal with  the representation of St. Giovenale" in the above lunetta.