Get latest articles and stories on World at LatestLY. The theory about the goings-on at the Te’omim (“Twins”) Cave located in the Jerusalem Hills follows the discovery of 120 intact oil lamps during an excavation last decade, most of which were dated to the second to fourth centuries C.E., researchers write in an article published in July in the Harvard Theological Review. World News | Caves in Central Israel Possibly Used for Necromancy in Roman Times.