Wales revs up, Turner casts his shadow, Gursky goes large and Wool keeps it woolly – the week in art

Exhibition of the week Artes Mundi 11Six artists compete in the UK’s most global art prize, giving an internationalist picture of the moment we’re in.• National Museum Cardiff, until 1 March Also showing The Shelter of StoriesMarina Warner co-curates an exhibition about the power of narrative and the lure of home.• Compton Verney, Warwickshire, from 25 October to 22 February Turner: Always ContemporaryDamien Hirst? Jeff Koons? This survey of JMW Turner’s influence promises to go beyond the usual suspects.• Walker Art Gallery, Liverpool, from 25 October to 22 February Andreas GurskyEpic images by the renowned contemporary master of the photographic sublime. • White Cube Mason’s Yard, London, until 8 November Christopher WoolSculptures, drawings and prints by this acclaimed American abstract, or maybe post-abstract, artist. • Gagosian Grosvenor Hill, London, until 19 December Image of the week Gerhard Richter has painted everything from a candle to 9/11, walked his naked wife through photographic mist, and turned Titian into a sacred jumble. Now, a thrilling Paris show, boasting 270 works, reveals the German visual artist in all his contradictory brilliance. Read the full review. What we learned Trump’s bulletproof ballroom is giving dictator-for-life vibes Renoir’s lesser-seen drawings star in a major new exhibition Winning the Turner prize made Helen Marten more ferocious The Deutsche Börse photography prize shortlist ranges from fierce documentary to AI experiment The finalists for the Jarman film art prize take in Jamaican rivers and Lagos’s motorbike taxis A guerrilla scheme lets skint artists mass-share gallery membership cards The Louvre raiders had dreadful taste in art American artist Kara Walker breathtakingly transformed a Confederate monument Photographer Coreen Simpson used wit and luck to capture Muhammad Ali and Toni Morrison Masterpiece of the week The Grotto at Posillipo by Thomas Jones, 1782 The 18th-century Welsh artist Thomas Jones made a long journey to Naples, living there at a time when many artists were drawn by Mount Vesuvius which was erupting although it didn’t threaten the city, instead offering a “sublime” spectacle. Jones, who wrote about his travels, made the obligatory trip to see the lava streams but as an artist he was more drawn to quiet, mysterious scenes in Naples and its surrounding landscape. Here he finds himself alone sheltering from the afternoon heat in the shady entrance to an ancient Roman tunnel that connected Naples with the seaside town Pozzuoli to its north. Jones finds a powerful fascination in the deserted silence of the place, the dark mouth of the sinister underground passage, the uneasy beauty of the hollow.• The National Gallery, London Sign up to the Art Weekly newsletter If you don’t already receive our regular roundup of art and design news via email, please sign up here. Get in touch If you have any questions or comments about any of our newsletters please email newsletters@theguardian.com