This is an unused graphite block below the Jupiter factory Pripyat. It was manufactured in the same place which made the blocks which were used in the core of the Vladimir Lenin

Atlas Obscura: An Explorer's Guide to the World's Hidden Wonders

Abandoned factory in Bålsta, Sweden Arosbygden [3264x1472] : r/AbandonedPorn

It's the 29th anniversary of the Chernobyl nuclear disaster today

Timeline of the Chernobyl disaster

This is an unused graphite block below the Jupiter factory Pripyat

This tiny dent in my linoleum floor looks like an eye : r/Pareidolia

Chernobyl disaster - Wikiwand

Chernobyl Record, PDF, Nuclear Fission