deep in flaloutterritory, masked guards only allow those with official government permission to pass., we find what looks like a post apocalyptic landscape. ghosts town, abandoned and overgrown. locals k s call this the no-go . here, cattle graze in the shadows with hundreds of bags of irradiated soil that no one wants to collect. in all, 80,000 people were forced to evacuate their homes. most won't be able to return for years. some, maybe never. at this elementary school, it was graduation day when the disaster struck. probably in the middle of class here. and time just stood still. every trip to the no-go zone requires one mandatory stop. a radiation inspection station. to see if i'm contaminated with energy after spending an hour in an evacuation zone. our car, inside and out even or camera equipment are scanned. this is something we don't want to know the answer to. safe? we're safe? >> you can go. >> reporter: safe for now. but the riskiest part of our journey still lies ahead. we are boarding tepco's bus, on our way to a private tour of the power plant, but it comes with restric