Israeli archaeologists have uncovered 300 meters of an aqueduct that brought water from springs near Bethlehem, to Jerusalem some 2,000 years ago. 25 coins were found in the plaster, including one commemorating the Great Jewish Revolt against the Romans.

https://www.timesofisrael.com/300-meter-stretch-of-aqueduct-from-late-second-temple-period-uncovered-in-jerusalem/