Zifeng Tower is a 450-metre skyscraper completed in 2009 in Nanjing, China. The 89-story building comprises retail and office space in the lower section, and restaurants, a hotel, and a public observatory near the top.
1 day after people: Nanjing's power goes out.
10 years after people: Water floods Nanjing.
200 years after people: Zifeng Tower finally collapses after 200 years after people.
Soon, Nanjing has now collapses ans nothing will live again.