Three rivers. Two Andys. One reinvented city. No wonder National Geographic Traveler named Pittsburgh among the best places in the world to experience in 2012. 

"On all counts, the Steel City's transformation over the past long concluded, this western Pennsylvania city changed jobs and reclaimed major assets: a naturalsetting that rivals Lisbon and San Francisco, a wealth of fine art and architecture, and a quirky sense of humor," writes the National Geographic Traveler.

Named one of the world's "prettiest" cities by Huffington Post, Pittsburgh is arguably the only city with an entrance. As you exit the Fort Pitt Tunnel, the city breaks out in a dramatic presentation – causing visitors to exclaim, "Wow!