A viable 4-km skyscraper designed by Russian architect Nikolai Nikitin in 1966.
I have added a red mark to represent the approximate height of the Burj Khalifa, which is currently the tallest structure ever built.
Lightning In Bangkok (jvg)
Lightning Strike | Hong Kong (msiward)
River North | Chicago (iamhydrogen)
Toronto Storm (wvs)
Toronto Eastern Sky (wvs)
Christ The Redeemer | Rio de Janeiro
Rotterdam Brandgrens (Optenkamp)
Dubai Metro Station