The ancient ruins of Machu Picchu can be found in Peru, located high in the Andes Mountains. This Incan citadel, built in the 15th century, is renowned for its sophisticated dry-stone construction and breathtaking views. Machu Picchu was rediscovered in 1911 and has since become a significant archaeological site and popular tourist destination. Visitors hike the Inca Trail to reach it, immersing themselves in the rich history and stunning landscapes.