Podcast:99% Invisible Published On: Wed Oct 14 2015 Description: 99% Invisible is honored to accept a 2015 Third Coast International Audio Festival award for Structural Integrity, a story of architectural engineering gone wrong, and then covertly made right. When it was built in 1977, the 59-story CitiCorp Center had … Continue reading → Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to ad-free new episodes and get exclusive access to bonus content.