What ancient buildings of the past would have looked like if they had been preserved in their original form until the 21st century.
1 - Mausoleum at Halicarnassus 2 - statue of Zeus 3 - Hanging Gardens of Babylon 4 - Takiuddin Observatory in Constantinople 5 - Tower of Babel 6 - Great Sphinx 7 - Parthenon and Acropolis of Athens 8 - Colossus of Rhodes 9 - The ancient city of Petra.