One of the greatest works of Roman architecture and probably the world's most renowned ruin is the Roman Colosseum or Coliseum - is an elliptical amphitheater in downtown Rome (Italy), the largest ever built in the Roman Empire.    50,000 seats Colosseum was built for gladiatorial fights and public spectacles. Other public events: the greatest fighting game in the world, hunt animals, executions, famous battles. It is said that the Coliseum over 500,000 people ...

    A large pre-Columbian archaeological site built by the Maya civilization, Chichen Itza is located in the north-center of the Yucatan peninsula, in Yucatan State, Mexico.    At the end of the nineteenth century archaeologist Edward Herbert Thompson discovered in northern Mexican Yucatan Peninsula, a ruined town covered with vegetation. Chichen Itza is the name of pre-Columbian settlement, meaning "wells in Itza 'Maya language. The ruins found...