Another monolith appeared near Las Vegas. Who's behind these mysterious objects?

Metallic prisms have been appearing across the world since one was found in Utah in 2020, but in many cases it’s still unclear who created them and why.

Metallic prisms have been appearing across the world since one was found in Utah in 2020, but in many cases it’s still unclear who created them and why.

(Image credit: Las Vegas Metropolitan Police Department)