Well, would you look at this great photo by Rob Antill of the amazing Takaosan Interchange located in Sagamihara, Japan. It’s like Bézier curves meets highway engineering meets Euler’s Seven Bridges of Königsberg meets Mr. Messy.
See also Aerial Photos Reveal the Sculptural Beauty of Japanese Highway Interchanges, Crazy Whirlpool Traffic Interchange in Dubai, and The Flipper Bridge.