what country has the stone city built by incas
The stone city that was built by the Incas is known as Machu Picchu and is located in Peru. It was rediscovered by Hiram Bingham in 1911. It is located high up in the Andes mountains and cannot be seen from the ground below the mountains. More can be found here http://www.opentravelinfo.com/travel_guide/south_america/peru/andean/machu_picchu_peru_inca_city_in_the_sky.