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Canals are man-made waterways, usually connecting existing lakes, rivers, or oceans. They are used for transportation, often by barges or narrowboats on smaller canals, and by ships on ship canals that connect to the ocean. Inland canals preceded the development of railroads during the Industrial Revolution, and some canals were later drained and used as railroad right-of-way.
IrrigationSahara Irrigation (in agriculture) is the replacement or supplementation of rainfall with water from another source in order to grow crops. In contrast, agriculture that relies only on direct rainfall is sometimes referred to as dryland farming. How it wo canals are man-made waterways for the delivery of water and preceded the use of transportation canals.
Canals have found another use in the 21st century, as wayleaves for fibre optic telecommunications networks.
Canal in the centre of
AmsterdamMunicipality of Amsterdam St Andrew's crosses are taken to represent these (though the crosses are even older than the motto). A popular tradition links the X's to the three threats to the city: Water, Fire and Pestilence. Alternate meanings: See Amsterda, The Netherlands
A small canal in VeniceVenice ( Italian Venezia German Venedig , the city of canals, is the capital of the region of Veneto, population 271,073 (2001). The city stretches across numerous small islands in a marshy lagoon along the Adriatic Sea in northeast Italy. The saltwater l, ItalyThe Italian Republic or Italy ( Italian: Italia is a country in the south of Europe, consisting mainly of a boot-shaped peninsula together with two large islands in the Mediterranean Sea: Sicily and Sardinia. To the north, where it borders France, Switzer
(Rio de la Verona)
For a time until the early 20th century, it was believed that there were canals on Mars
Canals is a commune in the Tarn-et-Garonne département in France.
Canals Water transport