What is the name of the building pictured above a church of San Carlo alle Quattro Fontane?

What is the name of the building pictured above a church of San Carlo alle Quattro Fontane?

The church of San Carlo alle Quattro Fontane (Saint Charles at the Four Fountains), also called San Carlino, is a Roman Catholic church in Rome, Italy....San Carlo alle Quattro Fontane.
Church of Saint Charles at the Four Fountains San Carlo alle Quattro Fontane
StyleBaroque
Groundbreaking1638
Specifications
Direction of façadeNorthwest

What factors contributed to the rise of the neoclassical style?

There were three core contributing factors that led to the rise of Neoclassicism: archaeological digs, The Grand Tour, and the writings of Johann Joachim Winckelmann.

What is the most distinct feature of the facade of San Carlo alle Quattro Fontane?

Built to fit in a cramped and difficult site, the church has an unusual and somewhat irregular floor plan in the shape of a Greek cross defined by convex curves. The facade is similarly undulating in plan, and this effect was subsequently adopted by other Baroque architects in their church designs.