The historic site of Machu Picchu can be found in Peru. This ancient Incan citadel is situated high in the Andes Mountains and is renowned for its archaeological significance and stunning scenery. Believed to have been built in the 15th century, Machu Picchu showcases impressive stone architecture and terraces, reflecting the advanced engineering skills of the Incas. It was rediscovered in the early 20th century and has since become a UNESCO World Heritage Site and a major tourist attraction, symbolizing the richness of Incan culture and history.