Our geological examination of the subterranean waterworks beneath the City of David indicates that they were fashioned essentially by skillful human enlargement of natural (karstic) dissolution channels and shafts that were integrated into functional water supply systems. ”
बाइबलीय पुरातत्वविज्ञान समीक्षा (अंग्रेज़ी) पत्रिका ने ऐसे सवालों के संभव जवाब प्रस्तुत किए हैं ।