that was rubber. that guy was steel. that guy was a doctor. this was what made america. the road started here. the automobile. frozen peas started here. credit on a mass scale started here. >> what was this like just before this? 20 years before. >> it was insane. and this is when it was like twice as many people here. this is a consequence because all the whites went, they took their money, they took their factories. the black middle class maintained for a while. and then it got too rough for them. so there's little pockets of feral hippies and older black folks, a couple white folks, some arabs. but this is 140 square miles. so you're going to get tall grass because it's back to the wild. >> it is one of the most beautiful cities in america. it speaks of those industrialite dreams of an endlessly glorious future. you know, the people who built these structures, they were thinking big. >> they were. >> they were looking at a new rome,