.
.
https://www.khanacademy.org/partner-content/big-history-project
https://school.bighistoryproject.com/bhplive
https://en.wikipedia.org/wiki/Big_History
https://en.wikipedia.org/wiki/Chronology_of_the_universe
http://etc.ancient.eu/exhibitions/giglamesh-enkidu-humbaba-cedar-forest-newest-discovered-tablet-v-epic/
.