* Canals: The Aztecs built an extensive network of canals to transport goods and people throughout their empire. The canals were dug by hand and were often lined with stone.
* Roads: The Aztecs also built a system of roads that connected their cities and towns. The roads were made of packed earth and were often wide enough to accommodate two carts side by side.
* Bridges: The Aztecs built bridges to cross rivers and other obstacles. The bridges were made of wood or stone and were sometimes quite elaborate.
* Ramps: The Aztecs used ramps to move heavy objects, such as stones, up to higher elevations. The ramps were made of wood or earth and were often very long.
Incas
* Terraces: The Incas built terraces to create more land for farming. The terraces were built by hand and were often very steep.
* Roads: The Incas built a system of roads that connected their empire. The roads were made of stone and were often wide enough to accommodate two carts side by side.
* Bridges: The Incas built bridges to cross rivers and other obstacles. The bridges were made of wood or stone and were sometimes quite elaborate.
* Rope bridges: The Incas also built rope bridges to cross wide rivers or deep canyons. The rope bridges were made of twisted grass or fiber and were sometimes quite long.
Conclusion
The Aztecs and Incas were able to build impressive cities without the use of wheels. They accomplished this through the use of ingenuity and hard work. Their cities were a testament to their creativity and engineering skills.