The real Hezekiah of the tunnel
Not being an enthusiast of dark underground tunnels, usually I walk through a dry, well lit tunnel, actually older than Hezekiah's tunnel, being built by the Canaanites many years prior to Hezekiah, while my tourists walk, in Hezekiah's pitch dark tunnel, getting soaking wet up to their knees. The reason why Hezekiah built this tunnel, according to the Bible, is to ensure a steady, sufficient supply of water for the people in a time of siege, as a preparation of the coming on