Five Versions Of Van Gogh's 'Sunflowers' United For First Time - Virtually

"Six of those now-famous paintings survive, five in public collections ... Alas for aficionados, those five publicly held Sunflowers are scattered over three continents and have never been seen together. But Thursday morning, their isolation ended, so to speak, when a 'virtual exhibition' reunited the Arles Sunflowers on Facebook in a single cyber-gallery - dubbed Sunflowers 360 - creating the illusion that they are hanging in a single space."