1. The Great Wall of china

* The Great wall was continuously bulit from the 3rd century BC to the 17th century AD on the northern border of the country as the great military defence project of successive chinese Empires,with a total length of more than 20,000KM.

 

2.Chichen itza mexico

*Chichen itza ruined ancient maya city occupying an area of 4 square miles (10Square km) in south-central yucatan state mexico.It is thought to have been a religious,military,political and commercial centre that at its peak would have been home to 35,000 People.

            

3 . Chirst Redeemer Brazil

* Christ the redeemer portuguese cristo redentor colossal statue of Jesus christ at the summit of mount corcovado,Rio de janeiro,southeastem Brazil.Celebrated in traditional and popular songs, corcovado towers over Rio de janeira,Brazil principal port city.

 

4. Petra Jordan

*Petra Arabic batra,ancient city center of an arab kingdom in bellenistic and roman times the ruins of which are in southwest jordan. The city was built on a terrace,pir and commercial centre that at its peak would have been home to 35,000 People.

            

5 .Machu picchu peru

* Machu picchu stands 2,430M above sea-level , in the middle of a tropical mountain forest in an extraordinarily beautiful setting.It was probably the most amazing urben creation of the Inca Empire at its height;its giant walls, terraces and ramps seem as if they have been cut naturally in the continous rock escarpments.

 

6.Roman colosseum italy

*The colosseum ,also named the flarion amphitheater ,is a large amphitheater in rome.It was built during the reign of the flavian emperors as a gift to the roman people.The massive structure measured approximately 189 by 156 meters (620 by 513 feet),towerd four stiries high.

7. Taj Mahal

*The taj mahal is located on the right bank of the yamuna river in a vast mughal garden that encompasses nearly 17 hectares, in the agra district in uttar pradesh.The main gateway on the south, the outher courtyard and its cloisters were added subsequently and completed in 1653 ad.