Just have it drill downward, put some more dirt on the coffins, add another layer of coffins, and repeat!
I think it’s a shame that when we figured out skyscrapers we didn’t start doing that with the dead. Catacombs in the sky reaching to the heavens.
I’m gonna go pay my respects to grandma she’s in the towns bonescraper. Smash cut to a giant tower made of skeletons.
Aliens come down to that kind of society, they’d want to party with us because that’s metal as fuck
You want metal as fuck? Check out these dudes and dudettes
https://culturacolectiva.com/en/history/manene-death-ritual-indonesia/
We tried that before and we ended up with ghost Pokémon. Is that what you want?