A rescue squad of the Peruvian National Police had set up camp on the slopes of Mount Q'iqo in the province of Cusco Quispicanchi, Andina News Agency reported.
The mountain rises more than 18,372 feet above sea level and rescuers encountered low temperatures, snow, fog and rain.
The helicopter from the company Helicusco had 12 passengers and two crew members aboard, CNN reported.
The Cusco department of Peru includes some of the country's most popular tourist destinations, including the Inca ruins of Machu Picchu.
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