The document discusses several famous landmarks from around the world through brief descriptions that include: the Taj Mahal and its combination of architectural styles; the Great Wall of China which spans 6,400 km and took over 1 million laborers and 2000 years to build; the Siq split in Jordan between the Red Sea and Dead Sea; the ancient Greek theater that could seat 6000 people in Ephesus, Turkey; Christ the Redeemer statue overlooking Rio de Janeiro built with soapstone and transported from France; the Colosseum in Rome that hosted gladiatorial fights and mock sea battles for over 50,000 people; the pre-Colombian city of Chichen Itza in Mexico with a sacred cenote and skull