HADIRAN'S VILLA - THE MAJESTIC HALL OF THE PHILOSOPHER

Its name is due to the seven niches in the apse, as many as the Seven Sages. But it was not so...

CASTEL SANT'ANGELO & HADRIAN'S MAUSOLEUM: A THOUSAND-YEAR HISTORY

Built to last forever, for millennia it has withstood floods, earthquakes, wars, and looting.