13. Aventinus
14. Transtiberi'na.
The divisions made by Servius were named: the Suburan, which comprised chiefly the Cœlian mount; the Colline, which included the Viminal and Quirinal hills; the Esquiline and Palatine, which evidently coincided with the hills of the same name.
Among the public buildings of ancient Rome, when in her zenith, are numbered 420 temples, five regular theatres, two amphitheatres, and seven circusses of vast extent; sixteen public baths, fourteen aqueducts, from which a prodigious number of fountains were constantly supplied; innumerable palaces and public halls, stately columns, splendid porticos, and lofty obelisks.
From caput, "a head."
State criminals were punished by being precipitated from the Tarpeian rock; the soil has been since so much raised by the accumulation of ruins, that a fall from it is no longer dangerous.