Would have been large dielectric materials.
Well the Geiger counter goes nuts when you're near it. The 'nuclear fallout' thing is a scare tactic, they would have to have a dielectric object in there or underneath the area that is the size of a truck or something.
Reminds me of that cube in Mecca.
>No on the ground footage from news corporations of Ukraine
>Civilian videos that look like they were recorded in 2012