It's been a year since Oklahoma City's Legends Tower was first announced. Here we outline the key facts about the supertall skyscraper that is vying to be the tallest building in the United States.

It was the tallest building in the world for 40 years. This video shows the size of the building and other interesting facts ...

The Greenwich, a recently completed 88-story tower downtown, has unveiled the highest private pool in Manhattan, perched more ...