Hebron, Palestinian Territories
Some historical sources of interest:
from the Travels of Benjamin (circa 1170)
Benjamin of Tudela relates: "At Hebron there is a large place of worship called 'St. Abraham,' The natives erected there six sepulchers, which they tell foreigners are those of the Patriarchs and their wives, demanding money as a condition of seeing them. For an additional fee to the keeper of the cave, an iron door which dates from the time of our forefathers opens, and the ...