Back on Open Tour; Jewish quarter and ruins of fish market. Vatican Museums including Sistine Chapel. Crowded but no queues, worth getting there after 1pm. St Peter's Basilica. Crypt of the Capuchin monks.
http://en.wikipedia.org/wiki/Santa_Maria_della_Concezione_dei_Cappuccini
Bought a blue jacket and some scopa cards. http://en.wikipedia.org/wiki/Scopa Dinner and gelato back at apartment.