Ancient amphitheatre in the centre of the city of Rome, Italy. Built from 72 - 80 AC, it was the location where gladiatorial contests and public spectacles took place. Today, the ancient ruins are a famous landmark of the city of Rome.
The One World Trade Center in Lower Manhattan, New York, USA, is the main building of the rebuilt World Trade Center complex. With 546 metre it is the tallest building in the USA and the Western Hemisphere.