Chen is one of many tattoo artists in China turning traditional watercolour paintings known as shuimohua into skin art. “I started doing this style by chance,” she says. “We had a ...

Vincent van Gogh's vibrant watercolour of wheatstacks in a Provençal farmyard is to be auctioned at Christie’s, New York on 11 November. The painting, which was last exhibited in 1905 ...