Cusco is a city in southeastern Peru, known for its rich history and cultural significance. Once the capital of the Inca Empire, it is located at an altitude of about 3,400 meters (11,200 feet) above sea level. The city features a mix of Inca and colonial architecture, with notable sites like the Sacsayhuamán fortress and the Qorikancha temple. Today, Cusco serves as a gateway for tourists visiting Machu Picchu, one of the most famous archaeological sites in the world. The city is also recognized as a UNESCO World Heritage Site, attracting visitors with its vibrant markets, traditional festivals, and stunning landscapes.