On the left bank of the river, the Petrovsky park was developed with lakes and canals.
A small area with canals and chinampas still exists near the town.
Sea based transportation within the Cáoyùn system was also important with canals playing a subsidiary role.
Much of the area is former shallow lake with remaining open water, wetlands and canals.
You can write stories in which Mars is spiderwebbed with canals.
The city was interlaced with canals which were useful for transportation.
The city is built on islands, with canals and open water in the inner city.
"There are now four sites with canals and probably more."
This meant that it remained a small town, while other places with canals and railways grew rapidly in the 1800s.
And I guess that is the price to pay for a city with canals and without cars.