When many of these cities began, shipping and travelling waterways were the primary method for our ancestors.
A series of waterways that linked major cities is known as a canal system. These canals were built to facilitate transportation of goods and people before the advent of modern transportation modes. Canals played a significant role in the economic development of many regions.
Pick any five cities that are built beside an ocean or lake and you will have your coastal locations. You can find five in your country, or look at cities in other countries if you want to.
Population clusters in Canada and the US are located near the coasts and along all inland waterways. The cities are generally built near the coasts and waterways to make the transportation of good easier.
canals
Canals and river systems were primarily built to transport rice and other foods from agricultural areas to urban centers. In various cultures, these waterways facilitated efficient movement of goods, enabling farmers to sell their produce in cities. Additionally, specialized barges and boats were developed to navigate these waterways, enhancing trade and food distribution.
This is a very vague questions. Linking of waterways has been taking place for millennia.
In terms of physical infrastructure, they usually built railways, built or improved roads, they created cities and administrative centers, telephone connections and in the coastal regions built or improved harbours. In terms of administrative infrastructure they set up central administration, a local police force and army, a system of taxation and in larger countries a division of the country in districts with their own district administration.
They built waterways .
Cities were built near sources of water.
rivers and waterways
ridge of sand built up by currents in a river or coastal waters
The culture that built cities on mounds was the Chinese