. >> reporter: passing over laguardia, steinmetz snapped the tarmac. >> looking at the gates, they'reto mid town manhattan, they circled over rockefeller plaza. >> want to go over top of that? >> yeah, try and recreate that shot. >> cut right and then left? >> reporter: in 2014 george had captured this image of a crowded observatory and ice skaters. 800 feet below. >> when it's full of people, it's alive. the building looks like ants on top. there were no ants today. you look down below at rockefeller center, the ice rink, it's a total dead zone. looks like a construction site. i was trying to photograph the life of the city. it was interesting how humans were involved in the city, their spacial relationships, where they were, where they weren't. but today there's nobody there. >> reporter: six years ago, movie goers blanketed bryant park. this week it was as vacant as the stretch of 6th avenue beside it. the bus ing rooftop restaurant on fifth avenue now a place to stack chairs and benches until something changes. and the famous snarled traffic of the lincoln tunnel, he captured the