- en.wikipedia.org History of the Incas"Sapa Inkakuna". Painting from the 18th century. It portrays the Inca royal lineage and belongs to the Cusco School, unknown author.
- tr.wikipedia.org İnka İmparatorluğuUn peuple en guerre contre le temps, William Sullivan, Ed. du Rocher, 2000, (ISBN 2-268-03533-6), 266 p. (La civilisation inca par le prisme de sa pensée religieuse).
- havefunwithhistory.com facts-about-the-incas/With their capital city of Cusco at the heart of their empire, the Incas excelled in various fields, such as engineering, agriculture, and art.
- factscrush.com 2023/04/facts-about-incas.htmlThe Incas believed that their ruler, the Sapa Inca, was the son of the sun god, Inti. The Incas built an extensive system of roads, spanning over 14,000 miles.
- happygringotours.com incas-history/The Inca civilation was in full bloom. ... According to Incas History, Quechuas were most prominent for establishing the Inca Empire in pre-Columbian America.
- aracari.com blog/aracari-team-insights/the-incas/The famous Inca trails crisscross the entire Empire, and legend has it that they made it possible for the Inca in Cusco to catch fresh fish from the Pacific daily.
- Little by little, in a process that lasted until the 15th century, the warrior strength and supremacy of the Incas led the Empire to reach its greatest extent.
- peruinformation.org the-incasIt was the main activity in the Inca empire and the Incas became experts in this art, reaching adapt to the terrain and rigorous climate of the Andes.
- machutravelperu.com Interesting facts about the IncasTherefore, the travel experts and Cusco locals of Machu Travel Peru prepared the following article to show the 15 most interesting facts about the Incas.
- localhistories.org a-history-of-the-incas/At its peak, the Inca Empire lasted less than a century before it was destroyed by the Spaniards. In about 1300 the Incas founded their capital city of Cuzco.