The country known for the historic site of Machu Picchu is Peru. This ancient Incan city, situated high in the Andes mountains, is renowned for its archaeological significance and breathtaking scenery. Machu Picchu was rediscovered in the early 20th century and has since become a major tourist destination and a UNESCO World Heritage site. The site is celebrated for its advanced dry-stone construction and complex agricultural terraces that showcase the ingenuity of the Inca civilization.