Podcast:99% Invisible Published On: Tue Aug 05 2014 Description: As humans have developed cities and built environments, we have also needed to develop ways to find our way through them. Sam Greenspan went on a wayfinding tour with Jim Harding in the Atlanta airport. Harding is one of the … Continue reading → Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to ad-free new episodes and get exclusive access to bonus content.