How Which ancient culture of the Americas inhabited parts of present-day Ecuador Peru ChileBolivia and Argentina?

The ancient culture that inhabited parts of present-day Ecuador, Peru, Chile, Bolivia, and Argentina is the Inca civilization. The Incas, known for their advanced engineering, agriculture, and extensive road systems, established a vast empire known as Tawantinsuyu, which thrived in the Andean region before the Spanish conquest in the 16th century. Their influence extended across diverse terrains, integrating various cultures and peoples within their empire.