<b>Built (S7E6):</b> Rising Over Boston’s Historical Rail Hub

Bostonians all have their opinions about South Station. Love it, hate it, or tolerate it -- it's the one place in Boston where you can get an Amtrak, T, commuter train, or bus. And now it's a place to work, play, and live. Decades in the making, South Station Tower is a public-private partnership that guaranteed renovations for the Station, while creating a new 51-story tower above it. It's also part of a larger trend of using the 'blank space' -- the air rights -- above transit hubs worldwide. Hear how it was done.