Cusco is a city in southeastern Peru, located in the Andes mountain range. The city was the capital of the Inca Empire and is now a UNESCO World Heritage Site. Cusco is known for its rich history, beautiful architecture, and vibrant culture.

Some of the most popular attractions in Cusco include:

1. Machu Picchu: This ancient Inca citadel is one of the most popular tourist attractions in the world and can be reached by train or by hiking the famous Inca Trail.

2. Historic Center of Cusco: This colonial-era center is a UNESCO World Heritage Site and features beautiful architecture, such as the Plaza de Armas and the Cathedral of Cusco.

3. Sacsayhuaman: This ancient Inca fortress is located just outside of Cusco and features massive stone walls and impressive architecture.

4. Qorikancha: This ancient Inca temple was once the most important religious site in the Inca Empire and is now a museum.

5. San Pedro Market: This bustling market is located in the city center and features a wide variety of goods, including fresh produce, handicrafts, and souvenirs.

6. Rainbow Mountain: This stunning natural wonder features vibrant colors due to the mineral deposits in the rock formations.

7. Inca Trail: This famous hiking trail is a popular way to reach Machu Picchu and features stunning views of the Andes mountains.

Cusco is also known for its delicious cuisine, which includes dishes such as “cuy al horno” (roast guinea pig) and “chicha morada” (a refreshing drink made from purple corn). The city is also home to many cultural events and festivals throughout the year, such as Inti Raymi in June and the Cusco Festival in November.