Podcast:99% Invisible Published On: Tue Apr 15 2014 Description: When it was built in 1977, Citicorp Center (later renamed Citigroup Center, now called 601 Lexington) was, at 59 stories, the seventh-tallest building in the world. You can pick it out of the New York City skyline by its 45-degree … Continue reading → Subscribe to SiriusXM Podcasts+ to listen to new episodes of 99% Invisible ad-free and get exclusive access to bonus episodes. Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus.