28 miles
Birmingham has approximately 35 miles of canals, making it one of the most canal-dense cities in the world.
trade
Venice. (Though Birmingham, UK, has a greater length of canals).
on google
50 miles
what is venices political system
it rejects religion playing a part in venices government
From the 8th to the 18th centuries, the ruling official of the republic of Venice was called the Doge.
It is the total length "outline" of a figure. For example, the total length of the outline of a square, its perimeter, is the total length of the four sides of the square.
People built modern canals to decrease the length of trade routes and make shipping easier; Civilizations have built canals to connect parts of great empires.
Haversian canals are located within the dense structure of compact bone. They run parallel to the length of the bone and contain blood vessels, nerves, and lymphatics, facilitating the supply of nutrients and removal of waste. These canals are part of the Haversian system, which also includes concentric lamellae and osteocytes.
Some of the canals have been shut down but what is left, you can take a boat the entire way.