The Christ the Redeemer statue is an Art Deco Giesu, located in the city of Rio de Janeiro, Brazil. The statue is 30 meters high, not including the 8-meter-high platform, and the statue's sculpture is 28 meters. The statue weighs 635 tons, located on the top of 700 meters high Corcovado Mountain, in the Tijuca National Forest Park looking towards the city.

The statue is a symbol of Christian B razil, becoming a cultural image of both the city of Rio de Janeiro and Brazil. The statue is made of reinforced concrete and metamorphic steatite, which was built between 1922 and 1931.

The Great Wall is a famous Chinese architecture of 21,196 km long built and maintained by many dynasties for about 2,000 years from the 5th century BC to the 16th century to protect China

From the attacks of the Xiongnu, Mongol, Turk and other nomadic tribes came from the regions of Mongolia and Manchuria.

The Great Wall today was built in the Ming Dynasty, beginning around 1368 and ending around 1640. It is estimated that about 25,000 watchtowers were built along the wall. This wall was built with great stature with better materials than before.

The name of this work in Roman times was the Flavian Amphitheater (Flavian Amphitheater) built during the Flavius dynasty. It is located in the wide valley next to Palatine, Caelian and Esquiline hills, where it was formerly a lake in the garden of the Domus Aurea palace (the golden building) of Nero.

It is an architecture block with an elliptic section with 188m long axis and 156m short axis. Walls of the stadium are built up to 50m from the ground. Over 100,000 m3 of travertine with more than 300 tons of metal used to build the arena.