City of God — Cecelia Holland

“Rome at the turn of the 16th century �" a city of opulence, violence, intrigue, and lust �" the worldly and decadent “City of God.” This is the Rome of the Borgias, where Pope Alexander VI holds court with his mistress, the divine Giulia, at his side; where his daughter Lucrezia, twice-widowed at the age of twenty, consoles herself (it is said) in her brother's arms; where the once lovely and powerful Caterina Sforza now keeps company with rats in the putrid dungeons of the Sant ‘ Angelo, awaiting her freedom --- or the garrotte….”