Although it is probably considered a tourist trap, it commands memorable views. The Scalinata della Trinità dei Monti (the Spanish steps) provide a perfect people-watching perch. 

You can't miss the large, neon green sign of Nino. A famed spot since 1934, the legacy of this spot is unmatched. Make sure to order a plate of their Tuscan white bean speciality. 

The oldest cafe in Rome with a beautiful ambiance and very good coffee. It may be centuries old but that's not to say that the Caffè Grecco isn't just as luxurious.