CLEAN: Exterior shots North Korean men and women cheer, wave flowers and wave hands to Kim Jong-Un, North Korean Leader during Workers Party 70th Anniversary Military Parade. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Exterior shots North Korean soldiers standing on military artillery tanks saluting to Kim Jong-Un, North Korean Leader at Workers Party 70th Anniversary Military Parade. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Exterior shots North Korean military vehicles with mounted missile launchers and soldiers sitting on side of vehicles at Workers Party 70th Anniversary Military Parade. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Exterior shots soldiers in military uniform marching in synchronisation at Workers Party 70th Anniversary Military Parade. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Exterior shots soldiers in military uniform marching in synchronisation at Workers Party 70th Anniversary Military Parade. Some soldiers carry packs with radioactive logos on front. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Exterior shots airmen in military uniform and female soldiers marching in synchronisation at Workers Party 70th Anniversary Military Parade. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Exterior shots Brigadier Simon Levey, British Defence Attache to Beijing is shown to his seat by North Korean military Officer to watch Workers Party 70th Anniversary Military Parade. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Exterior shots North Korean soldiers standing on military tanks saluting to Kim Jong-Un, North Korean Leader at Workers Party 70th Anniversary Military Parade. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Exterior shots soldiers in military uniform riding in armed sidecar motorbikes saluting to Kim Jong-Un at Workers Party 70th Anniversary Military Parade. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Exterior shots soldier in military uniform standing on top of military tank saluting to Kim Jong-Un, North Korean Leader at Workers Party 70th Anniversary Military Parade. on October 11, 2015 in Pyongyang, North Korea.

CLEAN: Interior night shots through coach window travelling along road through Pyongyang with large buildings lining side of the road, Immortality Tower, murals of Kim Il-Sung and Kim Jong-il and the Ryugyong Hotel. on October 08, 2015...

CLEAN: Interior night shots through coach window of North Koreans gathered on street corner outside the Pyongyang Railway station watching propaganda video on large screen. on October 08, 2015 in Pyongyang, North Korea.

CLEAN: Interior night shots through coach window North Koreans walking outside Pyongyang railway station with murals of Kim Il-Sung and Kim Jong-il on front of station. on October 08, 2015 in Pyongyang, North Korea.

CLEAN: Interior shots through window of coach as it travels along motorway heading towards Pyongyang with pink sunset in the sky. on October 08, 2015 in Pyongyang, North Korea.

CLEAN: Interior shots through coach window of residential homes and buildings running along the side of main road as coach drives past. on October 08, 2015 in Pyongyang, North Korea.

CLEAN: Interior shots through passenger plane window flying over the North Korean capital, Pyongyang. The Ryugyong Hotel can be seen in the distance. on October 08, 2015 in Pyongyang, North Korea.