Canals are man-made Water channels for different purpose such as irrigation, Shipping, Local transportation, Control Flood and recently uses for tourism. Canals are most typically designs for connecting between the rivers, lakes, Cities and Ocean for easy access. Canals have long history they are developed and maintained hundreds of years by dynasties to nowadays governments. The cities in the ancient and middle age well connected with channels of water that’s the easiest way of transportation for that time. The Panama Canal is not listed in top but that connecting Atlantic Ocean to Pacific Ocean that saves huge time and transportation expenses for ships and Panama Canal is one of the Engineering wonders in the World that has huge locks for huge ships. In the list below are shows the longest canals all time, which includes shipping and irrigation.

The Following list of Longest Canals or Artificial Rivers in the World.
Rank | Name of Canal | Length | Connection | Country | Locks |
---|---|---|---|---|---|
1 | Grand Canal | 1,776 Km | Beijing-Hebei-Shandong-Jiangsu-Zhejiang-Hagzhou | China | 24 |
2 | Qaraqum Canal | 1,375 Km | Amu Darya-Karakum Desert | Russia | |
3 | Saimaa Canal | 814 Km | SaimaGulf of Finland | Russia | 8 |
4 | Eurasia Canal | 700 Km | Black Sea-Kuma Manych Depression | Russia | 13 |
5 | Manych Ship Canal | 700 km | Black Sea-Caspian Sea | Russia | 6 |
6 | Erie canal | 584 km | Albany-New York-Buffalo | USA | 36 |
7 | Grand Union Canal | 461 Km | London-Birmingham | England | 236 |
8 | Nara Canal | 364 km | Sukkur Barrage-Khaipur, Sanghar-Districts | Pakistan | |
9 | Rhone–Rhine Canal | 349 km | Rhine-Rhone, North Sea-Mediterranean | France | |
10 | Marne–Rhine Canal | 313 Km | Rhine, Marne, Meuse River, Moselle River, Canal des houillères de la Sarre | France | 154 |
11 | Leeds and Liverpool Canal | 204 Km | Leeds-Liverpool | England | 91 |
12 | Suez Canal | 193.5 Km | Mediterranean Sea-Red Sea | Egypt | 0 |
13 | Gota Canal | 190 Km | Gothenburg | Swedan |
Note: The list of ranking mentioned above is collection of known longest canals, some of the unconfirmed Canals are not listed in the list.