Machu Picchu can be found in Peru. This ancient Incan citadel located in the Andes Mountains is known for its extraordinary architecture and historical significance. Built in the 15th century, Machu Picchu is often referred to as the "Lost City of the Incas" and remains a symbol of Incan civilization. As a UNESCO World Heritage site, it attracts tourists and researchers from around the world, fascinated by its engineering marvels and mysterious purpose. The site reflects the integrated relationship between the Incas and their environment, emphasizing the cultural and historical importance of Andean heritage.