Israeli antiquities authority workers sit on a stair structure on the street ascending from Siloam Pool in Jerusalem on August 31, 2015. The stair structure was discovered during a dig by the Israel Antiquities Authority in the City of David(neighborhood of Silwan) along the Herodian way from the Pool of Siloam towards the Mount of Olives. Archaeologists speculate the finding, dated from the Second Temple time, may have been a podium for speeches. Photo by Yonatan Sindel/Flash90

Israeli antiquities authority worker stands on a stair structure on the street ascending from Siloam Pool in Jerusalem on August 31, 2015. The stair structure was discovered during a dig by the Israel Antiquities Authority in the City of David(neighborhood of Silwan) along the Herodian way from the Pool of Siloam towards the Mount of Olives. Archaeologists speculate the finding, dated from the Second Temple time, may have been a podium for speeches. Photo by Yonatan Sindel/Flash90

Israeli antiquities authority worker sits on a stair structure on the street ascending from Siloam Pool in Jerusalem on August 31, 2015. The stair structure was discovered during a dig by the Israel Antiquities Authority in the City of David(neighborhood of Silwan) along the Herodian way from the Pool of Siloam towards the Mount of Olives. Archaeologists speculate the finding, dated from the Second Temple time, may have been a podium for speeches. Photo by Yonatan Sindel/Flash90

Israeli antiquities authority worker walks near a stair structure on the street ascending from Siloam Pool in Jerusalem on August 31, 2015. The stair structure was discovered during a dig by the Israel Antiquities Authority in the City of David(neighborhood of Silwan) along the Herodian way from the Pool of Siloam towards the Mount of Olives. Archaeologists speculate the finding, dated from the Second Temple time, may have been a podium for speeches. Photo by Yonatan Sindel/Flash90

Israeli antiquities authority worker stands near a stair structure on the street ascending from Siloam Pool in Jerusalem on August 31, 2015. The stair structure was discovered during a dig by the Israel Antiquities Authority in the City of David(neighborhood of Silwan) along the Herodian way from the Pool of Siloam towards the Mount of Olives. Archaeologists speculate the finding, dated from the Second Temple time, may have been a podium for speeches. Photo by Yonatan Sindel/Flash90

A view of a stair structure on the street ascending from Siloam Pool in Jerusalem on August 31, 2015. The stair structure was discovered during a dig by the Israel Antiquities Authority in the City of David(neighborhood of Silwan) along the Herodian way from the Pool of Siloam towards the Mount of Olives. Archaeologists speculate the finding, dated from the Second Temple time, may have been a podium for speeches. Photo by Yonatan Sindel/Flash90

A view of a stair structure on the street ascending from Siloam Pool in Jerusalem on August 31, 2015. The stair structure was discovered during a dig by the Israel Antiquities Authority in the City of David(neighborhood of Silwan) along the Herodian way from the Pool of Siloam towards the Mount of Olives. Archaeologists speculate the finding, dated from the Second Temple time, may have been a podium for speeches. Photo by Yonatan Sindel/Flash90

Israeli antiquities authority workers sit on a stair structure on the street ascending from Siloam Pool in Jerusalem on August 31, 2015. The stair structure was discovered during a dig by the Israel Antiquities Authority in the City of David(neighborhood of Silwan) along the Herodian way from the Pool of Siloam towards the Mount of Olives. Archaeologists speculate the finding, dated from the Second Temple time, may have been a podium for speeches. Photo by Yonatan Sindel/Flash90

visitors walk at the city of david in the East Jerusalem neighborhood of Silwan. August 31, 2015. Photo by Yonatan Sindel/Flash90

visitors walk at the city of david in the East Jerusalem neighborhood of Silwan. August 31, 2015. Photo by Yonatan Sindel/Flash90

A palestinian boy puts his legs in the water in East Jerusalem neighborhood of Silwan. August 31, 2015. Photo by Yonatan Sindel/Flash90

A palestinian girl walks back from school in the East Jerusalem neighborhood of Silwan. August 31, 2015. Photo by Yonatan Sindel/Flash90