USA HISTORY

Detailed explanation-1: -Canals or artificial waterways are waterways or engineered channels built for drainage management (e.g. flood control and irrigation) or for conveyancing water transport vehicles (e.g. water taxi). They carry free, calm surface flow under atmospheric pressure, and can be thought of as artificial rivers.

Detailed explanation-2: -This pivotal feature of a canal allows a boat to be transported from different altitudes of water. Now with canal locks, a canal can be built through any terrain. Canals serve in two main ways: aqueducts and waterways. Aqueduct canals are much like the Nahrawan Canal in Egypt.

Detailed explanation-3: -A canal is a human-made waterway that allows boats and ships to pass from one body of water to another. Canals are also used to transport water for irrigation and other human uses.

Detailed explanation-4: -One of the best known man made canal, the Panama Canal, a 77 km long waterway, is one of the most incredible engineering feats of mankind. For 103 years the crossing between the Atlantic and Pacific oceans has been crucial for international trade and tourism.

Detailed explanation-5: -The oldest-known canals were built in Mesopotamia circa 4000 BC. The Indus Valley Civilization in Pakistan and North India (from circa 2600 BC) had the first canal irrigation system in the world. The longest canal of ancient times was the Grand Canal of China.