7 Wonders of the World
The 7 Wonders of the ancient world have greatest sighs in the world. In 2000 a Swiss foundation launched a campaign to determine the New Seven Wonders of the World.
1. The Great Wall of China
The great wall of China has a history of more than 2,000 years. Its history began in the Spring and Autumn Period (770–476 BC) and was last rebuilt as a defense in the Ming Dynasty (1368–1644).
The Great Wall is actually a succession of numerous walls, some are parallel to each other. It comprises of approximately 4,000 miles, making it the world's longest manmade structure. In 2009, the State Administration of Cultural Heritage first published data on the Ming Dynasty Great Wall, which measured 8,851 kilometers (5499 miles).
The height of the Gr...