Bernini's theater built on a Roman stadium: the piazza IS the racetrack.
Always openFree30 min
The story
1 min readDomitian's AD 86 athletics stadium survives as the piazza's shape; ruins are visible below street level at the north end.
Bernini's Fountain of the Four Rivers balances an obelisk on a hollowed rock his rivals swore would collapse. It hasn't. Borromini's Sant'Agnese faces it: the two great Baroque rivals glaring at each other forever.
Dodge the €18 piazza-table cappuccino; gelato from Frigidarium around the corner instead.