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In page Cusco:

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Tourism has been the backbone to the Cusco economy since the early 2000s, bringing in more than 1.2 million tourists per year.[1] In 2019, Cusco was the region that reached the highest number of tourists in Peru with more than 2.7 million tourists.[2] In 2002, the income Cusco received from tourism was US$837 million. In 2009, that number increased to US$2.47 billion.[citation needed] Most tourists visiting the city are there to tour the city and the Incan Ruins, especially the top destination, Machu Picchu, which is one of the New Seven Modern Wonders of the World.