Look at a map of any part of the world, and you'll see that older cities are either next to rivers or next to where rivers used to be. Why?

Question

Quizplus · Accepted Answer

All of the given options are true. Rivers have historically provided a source of fresh water for drinking and agriculture, a means of transportation for trade and commerce, and a way to dispose of waste materials. Therefore, cities were often built near rivers or water sources. As cities developed, technologies such as aqueducts and sewage systems allowed for more efficient water management, but the initial location near a river or water source remained important.

Look at a Map of Any Part of the World