A later tunnel, built by King Hezekiah in 701 b.c. , from inside the city walls to to the hidden Gihon Spring in the valley outside the walls allowed Jerusalem to survive the onslaught of Assyrian armies that had already destroyed the northern Kingdom of Israel and swept its ten tribes from the annals of history.
A tunnel helped Jerusalem survive invading Assyrian armies.
A microclimate in Cold River makes this an ideal stopover the souvenir sellers along the main road are an indicator of the number of people that pop in.