https://en.wikipedia.org/wiki/Sumer
https://www.history.com/topics/ancient-middle-east/sumer
https://courses.lumenlearning.com/suny-hccc-worldcivilization/chapter/the-akkadian-empire/
https://www.metmuseum.org/toah/hd/akka/hd_akka.htm
https://www.historyonthenet.com/the-akkadian-empire
http://socialstudiesforkids.com/articles/worldhistory/akkadianempire.htm
https://www.ancient.eu/Hanging_Gardens_of_Babylon
https://www.history.com/news/hanging-gardens-existed-but-not-in-babylon
http://www.mesopotamia.co.uk/palaces/explore/exp_set.html
http://www.getty.edu/art/exhibitions/assyria/inner.html
https://www.world-archaeology.com/great-discoveries/royal-tombs-of-ur/
http://www.mesopotamia.co.uk/tombs/home_set.htm
https://en.wikipedia.org/wiki/Ziggurat?scrlybrkr=b3031075
Links
https://www.ancient.eu/Cylinder_Seal/
http://www.historyofjewelry.net/jewelry-history/mesopotamian-jewelry/
https://allmesopotamia.wordpress.com/2012/07/24/dissecting-mesopotamian-jewelry/
https://www.invaluable.com/blog/mesopotamian-art/
https://www.themorgan.org/exhibitions/noahs-beasts
https://artsandculture.google.com/usergallery/ZAKCobiRW8cMKg
https://www.theclassroom.com/use-sail-ancient-mesopotamia-10077.html
https://www.brighthubengineering.com/marine-history/78133-the-sailboats-of-ancient-mesopotamia/
https://www.ducksters.com/history/mesopotamia/sumerian_writing.php
http://www.mesopotamia.co.uk/writing/home_set.html
https://www.history.com/news/sumerians-inventions-mesopotamia#section_2
http://www.mesopotamia.co.uk/astronomer/home_set.html\
https://www.storyofmathematics.com/sumerian.html
https://explorable.com/mesopotamian-astronomy
https://www.youtube.com/watch?v=N7yd70LpM_w
https://www.britannica.com/science/mathematics/Ancient-mathematical-sources