The first authentic video to be taken of the reactor at 4pm, 14 hours after the explosion. The video was taken from the first helicopter to fly over the disaster zone to evaluate radiation levels. The view is foggy due to radiation, which also explains why the shot was not taken too close to the window. Later, radiation experts learnt that at 200 meters above the reactor, levels reached 1500 rems, while their counters could not exceed 500 rems. Video footage: Igor Kostin READ MORE 👉 How to visi

In this eerie and beautiful footage, venture into Chernobyl's exclusion zone decades after the nuclear disaster. http://on.natgeo.com/2fgjLzh #ShortFilmShowcase | National Geographic History