1.The Channel Tunnel
Strait of Dover, between the United Kingdom and France...
2.CN Tower
Toronto, Ontario, Canada
3. Empire STate Building
New York,USA
4.Golden Gate Bridge
Golden Gate Strait, north of San Francisco, California, U.S.
5.Itaipu Dam
Paraná River, between Brazil and Paraguay
6.Delta Works
Netherlands, Europe
7.Panama Canal
Isthmus of Panama, Central America
Strait of Dover, between the United Kingdom and France...
2.CN Tower
Toronto, Ontario, Canada
3. Empire STate Building
New York,USA
4.Golden Gate Bridge
Golden Gate Strait, north of San Francisco, California, U.S.
5.Itaipu Dam
Paraná River, between Brazil and Paraguay
6.Delta Works
Netherlands, Europe
7.Panama Canal
Isthmus of Panama, Central America

