The group of ten largest businesses in CE includes another two companies operating in Poland: the state owned energy group PGE (the eighth position, up by one slot compared with the 2011 edition), and Jeronimo Martins, Portuguese retailer running a Polish supermarkets chain Biedronka (the tenth position, flat y/y).
Part of the road network was built by cultures that precede the Inca Empire, notably the Wari culture. During the Spanish colonial era, parts of the road system were given the status of Camino Real. In 2014 the road system became a UNESCO World Heritage Site.
Inca art was inherited from cultures that predated the Inca Empire by thousands of years. They took what they thought was important and useful from them and perfected it adapting forms of art to their own needs and likes. The Inca people were skillful craftsmen who worked in ayllus producing work for the empire.