Industrial in Pittsburgh

A unique workspace where offices reside on pirate ships and inside gingerbread houses.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

There aren't too many operational funiculars around, but Pittsburgh has two!

This picturesque stream was up until recently the site of a ten story mountain of slag and sewage.