In what country ,thought to be the location of Washukanni  is Tell Halaf
Washukanni Washukanni (or Waššukanni) was the capital of the Hurrian kingdom of Mitanni, from around 1500 BC to the 13th century BC. Its precise location is unknown. A proposal locates it under the largely unexcavated mound of Tell el Fakhariya, near Tell Halaf in Syria, but that is rejected by Edward Lipinski.
Sha'ar HaGai Sha'ar HaGai (Hebrew: שער הגיא‎ ) in Hebrew, or Bab al-Wad in Arabic (Hebrew: באב אל-ואד‎ , Arabic: باب الواد‎ ‎ or باب الوادي ), lit. "Gate of the Valley" in both languages, is a point on the Tel Aviv-Jerusalem highway, 23 km from Jerusalem, where the road begins to ascend through a deep valley flanked by steep rocky slopes, named in Arabic Wadi Ali.