High Dam in Aswan, Egypt

Known as an " Engineering miracle", the dam created some 30% increase in the farm lands in Egypt,and made the barren soil capable of farming. These streches from the lands of Shara to Algeria. Aswan High Dam,is a magnificient construction work that provides Irrigation and Electricity that sustains the whole of Egypt. Built in the 1960s, it contains 18 times the material used in the Great Pyramid of Cheopsit, has its own world's largest artificial lake.

Hoover Dam in Arizona/Nevada, USA

One of the Engineering marvels of Nevada is the construction of Hoover Dam. Completed in 1936 it is a crowd drawer and over 7 million visitors all over the world visited Hoover Dam every year. The tourism industry in Las Vegas Nevada and Arizona are the main players in the stable economy of these two cities.

Itaipú Dam in Brazil/Paraguay

Both countries Brazil and Paraguay agreed to construct the largest Itaipú hydroelectric power plant. This is the world's largest power plant with 18 generating units, that produces 12,600 MW (megawatts) and a reliable output of 75 million MWh a year.It supplies twenty five percent of power from Brazil and 78% in Paraguay.Around 9 million visitors all over the world visit this dam and contributes huge dollars in their tourism industry.
MORE WONDERS.............
CN Tower, Toronto Canada
Eiffel Tower Paris, France
The English Channel Tunnel
Clock Tower (Big Ben) in London, England
Empire State Building in New York City, USA
Gateway Arch in St. Louis, USA
Golden Gate Bridge in San Francisco, USA
High Dam in Aswan, Egypt
Hoover Dam in Arizona/Nevada
Itaipú Dam in Brazil/Paraguay
Mount Rushmore National Memorial in South Dakota, USA
Panama Canal
Petronas Towers in Kuala Lumpur, Malaysia