
Exploring the engineering and architectural masterpieces like The Copper in Manhattan to Gardens By the Bay in Singapore.

NASA's 3D-printed Mars habitat rehearses human life on the red planet. Seoul's historic city hall gains a 13-story glass wave. And in Dallas, 68,000 square feet of concrete galleries balance on legs that want to splay open under.

Lord Foster's five-winged steel towers cool Abu Dhabi's national museum naturally. Robots 3D-print a steel bridge in Amsterdam & a concrete tower in Switzerland. And in Sydney, engineers pump out the harbour to build a fish market.

Milwaukee commissions Calatrava to design a museum with 90-ton wings that take flight; Oslo tears down its national ski jump and rebuilds it for the World Championships; and in LA, a 235-foot tower is wrapped in steel bands.

In Oklahoma, a sacred spiral mound rises on a former oilfield, honouring 39 tribes; London's crumbling Battersea Power Station is reborn with two million new bricks. And in Spain, Frank Gehry crowns a historic winery.