A visit to the top of the Empire State Building in New York, a picnic underneath the Eiffel Tower in Paris or a photo of you holding Italy's famous Leaning Tower of Pisa in your hand have become traditional snaps for travelers. But what really defines these cities is the iconic architecture that has captured the imaginations of millions of people. These classic examples of standout architecture have been precisely designed by skilled architectures to promote the culture and customs of each city through the miracle of design.