40-year Kiefer survey has splendour and desolation – 'prepare to be swept off your feet'
Royal Academy's 'marvellous' survey of South American abstract art makes geometry riveting
The quintessentially British Summer Exhibition is 'pleasantly chaotic' with something for everyone
'Unmissable' Daumier show reveals French satirist's remarkable artistic versatility
Royal Academy's major survey of Australian art is 'powerfully atmospheric' and informative
RA exhibits works by Diego Rivera and Frida Kahlo, but the photographs are the stars of the show
Royal Academy retrospective celebrates work of the 'most fiercely talented' of the Ashcan artists
Range and variety of Manet's subjects, from family to fashionistas, are a 'revelation'