People taking part in a meditation flash mob in the Great Court of the British Museum, London, UK.The flash mob is a random group of people, connected by social media that meet and meditate for an hour or so at a predetermined public places. The movement has held meditations in more than 200 countries to dateA man performs qi gong meditation as part of a meditation flash mob in the Great Court of the British Museum, London, UK.The flash mob is a random group of people, connected by social media that meet and meditate for an hour or so at a predetermined public places. The movement has held meditations in more than 200 countries to date