11:32In the StudioOperation Night WatchBBC World Service Duration: 27 minutes Tue 14th Jul 2020, 11:32 on BBC World Service News InternetAvailable for over a yearListen nowUncovering the secrets behind one of the most famous paintings in the world. Show more GenresFactualArts, Culture & the MediaFormatsMagazines & ReviewsBrandIn the Studio Source: BBC Online