How Did They Build That?

S04E07 Summit & Submerge

Perched at the edge of breathable air, a mountaintop research station pushes the limits of human endurance. Nearby, a breathtaking museum sinks seamlessly into a historic dock, its galleries carved into the old stone. In Singapore, a 600-foot tower defies gravity with floating gardens spiraling upward, blending lush greenery with futuristic design. Each structure reimagines what’s possible when architecture meets the extremes of nature and urban life.