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Showing posts with the label Industrial Wonders

Hoover Dam

Hoover Dam, once known as Boulder Dam, is a concrete arch-gravity dam in the Black Canyon of the Colorado River, on the border between the US states of Arizona and Nevada. It was constructed between 1931 and 1936 during the Great Depression and was dedicated on September 30, 1935, by President Franklin Roosevelt. Hoover Dam

Colosseum

The Colosseum, or the Coliseum, originally the Flavian Amphitheatre is an elliptical amphitheatre in the centre of the city of Rome, Italy, the largest ever built in the Roman Empire. It is considered one of the greatest works of Roman architecture and Roman engineering. Colosseum

Bell Rock Lighthouse

Bell Rock Lighthouse is the world's oldest surviving sea-washed lighthouse and was built on Bell Rock in the North Sea, 11 miles (18 km) off the coast of Angus, Scotland, east of the Firth of Tay. It was built by Robert Stevenson between 1807 and 1810, and standing at 35 m high, the light is visible from 35 statute miles (56 km) inland. Bell Rock Lighthouse

London Sewerage System

The London sewerage system is part of the water infrastructure serving London. The modern system was developed during the late 19th century, but as London has grown the system has been expanded and needs further investment. London Sewerage System

Panama Canal

The Panama Canal is a 77-kilometre (48 mi) ship canal in Panama that joins the Atlantic Ocean and the Pacific Ocean and is a key conduit for international maritime trade. Built from 1904 to 1914, annual traffic has risen from about 1,000 ships in the canal's early days to 14,702 vessels in 2008, measuring a total 309.6 million Panama Canal/Universal Measurement System (PC/UMS) tons. Over 815,000 vessels have passed through the canal. It has been named one of the seven modern wonders of the world by the American Society of Civil Engineers. Panama Canal