Safdie Architects has completed construction of the world’s tallest indoor waterfall in Singapore‘s Jewel Changi Airport. Featuring a lush indoor forest and a green trail of airport amenities, the Jewel Changi Airport was designed to reinvent the concourse as a public attraction. The project was built with a torus-shaped glass dome the includes an oculus at its center. Dubbed the Rain Vortex, the oculus allows water to cascade into the airport.