The archaeologists carefully measured the foundations of the ruined urbs to understand its layout.

The ancient urbes along the coast have long attracted historians and travelers.

The neighborhood's community garden felt like a true rus in urbe, a peaceful stretch of farmland tucked between glass towers.

The historian recorded the events ab urbe condita, dating years from Rome's foundation.

Historians noted that the treaty was signed in 523 ab Urbe condita, aligning it with the Roman chronological system.