Hezekiah's Tunnel Water Conduit Through Mount Zion Bedrock
Hezekiah 's Tunnel Water Conduit Through Mount Zion Bedrock (IMAGE • geography): 8th-century BCE subterranean aqueduct carved 533 meters through limestone bedrock to redirect Gihon Spring water to the Pool of Siloam . It is closely linked with Gihon 1 (Biblical Place • Ancient Near East): Ancient biblical location referenced in Gen 2:13 .