Don climbs the towering remains of Pittsburgh’s steel industry, scales its bridges, dives into its murky rivers, and explores its mysterious tunnels to reveal how this dirty industry town turned itself into a hi-tech 21st century metropolis.
Don plays with a CoBot at Carnegie Mellon's robotics lab.
Don explores a steel mill and learns about Pittsburgh's fiery ...
Don explores Pittsburgh's double decker bowstring arch bridge.
Don goes underwater to learn about the dangers of repairing ...
Don climbs the Carrie Furnace smokestack for an incredible ...
Don visits a Pittsburgh park that was once the Allegheny Arsenal.
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