Lunar Ark (Thanga team proposal, 2021)

[Grey Havoc]

https://www.dailymail.co.uk/science...want-store-animal-sperm-egg-samples-MOON.html

https://aeroconf.org/

 

[Grey Havoc]

https://science.slashdot.org/story/...propose-another-doomsday-vault----on-the-moon

 

[Archibald]

I know a very good place to put that thing - Kaguya's Marius Hills skylight, found in 2009. Potentially the tip of a very large cave network stretching below Oceanus Procellarum.