920 Fifth Avenue is a stunning pre-war limestone building between 72nd and 73rd Streets, designed by famed architect J.E.R. Carpenter, who once lived there alongside Gloria Swanson. Built in 1922 in Italian palazzo style, it has 14 floors and 26 apartments. Amenities include a fitness room, rooftop deck, and private storage. The building is pet friendly, allows no financing, and charges a 2% flip tax.