Inside Chernobyl's Mega TombDecember 21, 2016

Documentary which follows the construction of a trailblazing 36,000-tonne steel structure to entomb the ruins of the nuclear power plant destroyed in the 1986 Chernobyl disaster. It films close up with the team of international engineers as they race to build the new structure before Chernobyl's original concrete sarcophagus - the hastily built structure that covers the reactor - collapses.

Inside Chernobyl's Mega Tomb was broadcast on BBC4 at Wednesday 21 December 2016, 21:00.