Four massive twisting bronze columns support the canopy above this building's high altar; that baldacchino was designed by (*) Bernini.
One plan for this structure envisioned four corner chapels covered by domes and separated by two equal transepts, and was made by the designer of the Tempietto, Donato Bramante. This building originally was the shape of a long Latin cross, and had five aisles, three of which made up the central nave. Four massive twisting bronze columns support the canopy above this building's high altar; that baldacchino was designed by (*) Bernini. Michelangelo began work on the dome of this church, the largest in the world. For ten points, identify this basilica in Vatican City, marking the burial ground of the first Pope.
One plan for this structure envisioned four corner chapels covered by domes and separated by two equal transepts, and was made by the designer of the Tempietto,
{St. Peter’s} Basilica (accept Old {St. Peter’s})