
Workers from the Israeli Antiquity Authorities dig on November 3, 2015 at the excavation site near the City of David, adjacent to Jerusalem's Old City walls, where researchers are believed to have found the remains of Acra, a lost ancient fortress.

Doron Ben-Ami, an archaeologist from the Israeli Antiquities Authority, points at the excavation site on November 3. The more than 2,000-year-old fortress was unearthed from under a parking lot, solving a mystery archeologists have puzzled over for more than a century.

A general view shows workers from the Israeli Antiquity Authority digging at the excavation site near the City of David on November 3.

Built by Antiochus IV Epiphanes, Acra is the stronghold from which the Greek king was able to monitor activity in Jerusalem, the holy site known to Jews as the Temple Mount.

A member of the Israeli Antiquity Authority shows lead sling stones, bronze arrowheads, and ballista stones found at the excavation site on November 3.

