Stowe Tunnel Over The River And Through The Hills: Everything You Never Knew About Pittsburgh's Iconic Tunnels By Katie Blackley • Aug 8, 2017 Katie Blackley / 90.5 WESA Listen Listening... / 4:25 Pittsburgh’s tunnels are considered the gateway to the city. More than 229,000 people drive through the Liberty, Fort Pitt, Squirrel Hill and Stowe tunnels each day.
