A canal is a human buit waterway
panama canal ... most definitely not the panama canal which is less than 100 miles in length, Erie canal is somewhere around 360 miles, does not mean this is the longest, but it certainly is the longest that I am aware of St. Lawrence seaway is somewhere around 2500 miles long but is not just a canal, its a mixture of canal, lake, river, and others that im unsure of
over 1,000
some time in the Victorian period i don't quite know
Venice, in Italy, is perhaps the most famous.
completion of the Erie canal and of the transcontinental railroad
Do you mean "How was the Panama Canal made?"
do you mean Rideau Canal - connects Ottawa to Kingston in Canada
Canal
You mean canal. The Slough Arm is a man made canal from the Grand Union Canal to Slough
Fossa navigabilis.
There is no such thing as a route canal. However, there's a root canal which is a dental procedure in which the infected part of a tooth is replaced with an inert material.
Do you mean the Bridgewater Canal? http://www.bridgewatercanal.co.uk/ http://www.penninewaterways.co.uk/bridgewater/bri2.htm
the canal pheaseas ware let out.
stenosis
You may mean Suez Canal . This allows ships to pass from the Mediterranean to the Indian ocean.
Just to refill an excavated area, the canal is no longer required and the waterway is being refilled
You mean like the Panama or Suez canals? The answer is no.