Articles:

• Wikipedia, “Inca Empire”, https://en.wikipedia.org/wiki/Inca_Empire
• Wikipedia, “Machu Picchu”, https://en.wikipedia.org/wiki/Machu_Picchu
• World History Encyclopedia, “Inca Civilization”, https://www.worldhistory.org/Inca_Civilization/

Books:

• Kim MacQuarrie, “The last days of the Incas”, https://www.bookdepository.com/Last-Days-Incas-Kim-MacQuarrie/9780749929930?ref=pd_detail_1_sims_b_p2p_1 (16,20€)

Videos:

• Captivating History, “The Inca Empire explained in 11 minutes”, https://www.youtube.com/watch?v=k__GbOiOYz4
• Extra Credits, Playlist “The Inca Empire”, https://youtube.com/playlist?list=PLhyKYa0YJ_5AtIUGNpOibskQJXkPu1FM2
• Khan Academy, “Inca Empire overview”, https://youtu.be/20B94yLBGrg
• National Geographic, “Machu Picchu 101”, https://www.youtube.com/watch?v=cnMa-Sm9H4k
• Ted-Ed, “The rise and fall of the Inca Empire - Gordon McEwan”, https://youtu.be/UO5ktwPXsyM
• World History Encyclopedia, “The rise and fall of the Inca Empire: a short history”, https://www.youtube.com/watch?v=mRUlGUVxARo