What It Would Look Like If You Dropped Manhattan Into The Grand Canyon

When Swiss photographer Gus Petro took a trip to the United States last year, he was struck by the juxtaposition of "emptiness and density." Petro is used to seeing plains and mountains (staples of Switzerland's landscape), but massive skyscrapers in the same country? "One is so full and the other so empty," he says. "One goes up, the other down." Petro came up with a clever way to highlight this phenomenon during his visit to the Grand Canyon, one week after seeing New York City. The "contrast ...