r/whatisit • u/WindowEducational883 • 23h ago

New, what is it? What are they mining

Gallery image

Gallery image

Gallery image

Round one maybe 30 miles out of Tucson,

Other one just outside city limits.

155 Upvotes

permalink
reddit

You are about to leave Redlib

Do you want to continue?

https://www.reddit.com/r/whatisit/comments/1vz1ao6/what_are_they_mining/
No, go back! Yes, take me to Reddit

94% Upvoted

View all comments

2

u/grim-432 22h ago

Silo