what are seven wonders of the world?

these are the seven wonders of the world and its location
Great Wall of China Since 7th century BCE China
Petra c. 100 BCE Jordan
Christ the Redeemer Opened October 12, 1931 Brazil
Machu Picchu c. AD 1450 Peru
Chichen Itza c. AD 600 Mexico
Colosseum Completed AD 80 Italy
Taj Mahal Completed c. AD 1648 India
Great Pyramid of Giza (Honorary Candidate) Completed c. 2560 BCE Egypt