534K views · 473 reactions | The Kansai International Airport is just that - an island built to provide the space for an airport - an engineering marvel. Forty-one aircraft can park at the immense terminal - the only man-made structure other than the Great Wall of China visible from space. The only problem is that it is slowly sinking! | Spark | Facebook

52K views · 1K reactions | Kansai International Airport in Osaka Bay, Japan is the world's largest man-made island. Three mountains were leveled to provide the dirt for it. Get the inside story on the build, tonight on IMPOSSIBLE ENGINEERING at 10p. | Science Channel | Facebook