The tallest building in the U.S. since 2013 is NYC’s One World Trade Center. Prior to the attacks, the twin towers of the ...

Just a 10-minute walk over to 1200 Travis, and things aren't much different. Leaky ceilings, cracked walls, torn-up floors ...

Arizona's capital city Phoenix is the fifth-largest in the United States. With a population of over 1 million and a cluster of tall buildings downtown, it's your standard "big city." ...