fields, creating an environmentally friendly way of watering thousands of crops at a time.

The roads were constructed using many layers of dirt and soil that were compacted together. In the past, they had methods of regenerating and improving these roads. These roads and canals are also hypothesized to have helped with contact among other empires. The roads share main principles that point to communication. These principles include engineered routes and the development of roads over time, meaning they became more complexly constructed