Rope
they really did build the bridge
Rope
Yes
You can build a scale model/toy bridge out of toothpicks. You can not build a real bridge to walk on out of toothpicks.
They had to build a system of roads.
when is the bridge the crocodile and the ostrich build
The Incas used hammers and axes to make the rock formation
The most expensive kind of bridge to build is actually the suspension bridge.
No, the Incas did not build ziggurats. Ziggurats are ancient Mesopotamian temple structures made of stacked layers, while the Incas constructed stone structures like Machu Picchu in Peru using a technique called ashlar masonry.
The most expensive kind of bridge to build is actually the suspension bridge.
Chile, South America
They had to build a system of roads.