Liberal arts math mayan and inca systems

Answer:
The Inca road system (often spelled Inka road system and known as Qhapaq Ñan meaning "royal road" in Quechua) was the most extensive and advanced transportation system in pre-Columbian South America. It was at least 40,000 kilometres (25,000 mi) long.
Time period: Pre-Columbian South America
Length: 40,000 km (20,000 mi)
Step-by-step explanation:
i only know about the inca systems hope this helps you :)