The eastern slope of traditional Mount Zion is the scene of an archaeological conundrum. A densely layered site is visible nestling between the traffic-choked road snaking around the Old City of Jerusalem and in front of the southern Ottoman Old City wall. To the sound of constant honking, church bells, pilgrims singing and muezzin prayers, the archaeologists have been unearthing a crazy matrix of disrupted archaeological layers going back many thousands of years...One sure thing: They have found evidence of the destruction of the Second Temple by the Romans in the year 70 and, a couple of meters below that,...