CCTV's new headquarters in Beijing wears its engineering on its sleeve. So complex is this 768-foot-tall anti-skyscrabper that the architects, the Netherlands-based Office of Metropolitan Architecture, chose to show off the structural seams for visual effect.
The building is a continuous loop (resembling a twisted doughnut to some, "big shorts" to others), a shape that would normally be too stiff to stand up against the region's famously epic earthquakes.