Photographer Ken Ohyama: Japanese Sky Highways

Given the frequency of earthquakes in Japan, it would seem a bad place to build elevated highways; but given their space constraints, they’ve got no choice.

Japanese photographer Ken Ohyama has spent a lot of time documenting Japan’s elevated urban expressways, many of them fiendishly complicated. Check out his Flickr page, loaded with eye-popping images, or snag his book on Amazon.