6. Teotihuacan, Mexico
Teotihuacan is an archaeological site near Mexico City. The city is filled with pyramids and is about 20 square km (8 sq miles). It was a huge urban center and home to probably 100,000 people. The city was ruined and abandoned some 1,400 years ago. Centuries after it was forgotten, the city was taken over by the Aztecs. The modern name was given by the Aztec people and the meaning is “the place where the gods were created”. It’s unclear who were the original builders of the mysterious city. Teotihuacan is also home toPyramid Of The Sun – one of the most amazing pyramids in the world