Ancient civilizations developed clever solutions to their unique challenges and environments, and learning from those engineers can help us build a greener world today.
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Sources:
https://www.smithsonianmag.com/history/earliest-and-greatest-engineers-were-incans-180947976/
https://www.sapiens.org/archaeology/inca-rope-bridge/
https://www.reuters.com/world/americas/peruvians-re-weave-incan-string-bridge-frayed-pandemic-2021-06-15/
https://www.nationalgeographic.com/travel/article/inca-grass-rope-bridge-qeswachaka-unesco?loggedin=true
https://www.smithsonianmag.com/smithsonian-institution/inca-rope-bridge-built-span-national-mall-washington-dc-180955609/