In pics: Laura Buckley's interactive kaleidoscope at Saatchi Gallery in London

A visitor is seen in Fata Morgana, the interactive large-scale kaleidoscope of Laura Buckley at Saatchi Gallery in London, Britain, on April 13, 2019. The show Kaleidoscope features the work of nine international contemporary artists who employ a variety of mediums. Its highlight is Laura Buckley's Fata Morgana. (Xinhua/Han Yan)