Which major architectural monument is associated with the Inca civilization?

Machu Picchu is the major architectural monument associated with the Inca civilization, renowned for its stunning terraced landscapes and sophisticated stone construction techniques. This site, located in the Andes Mountains of Peru, exemplifies the Inca's architectural and engineering prowess, as well as their ability to harmonize structures with the natural environment.

Machu Picchu served various functions, including being a royal estate and a religious site, reflecting the Inca's societal structure and their connection to the landscape. The precision with which the stones are cut and fitted together, without the use of mortar, demonstrates advanced masonry skills that were notable during the Inca period. This site also holds significant cultural and historical importance and is often seen as a symbol of Inca civilization.

In contrast, the other locations mentioned, while significant in their own right, are associated with different civilizations. Chichen Itza is linked to the Maya, Teotihuacan was a major city in pre-Columbian Mesoamerica with ties to several cultures, and Tikal is also a notable Maya site. Thus, Machu Picchu stands out as a distinctive hallmark of Inca achievement in architecture and urban planning.