Two exhibitions that are currently on view in the UK – Jean-Etienne Liotard is at the Scottish National Gallery, Edinburgh through September 13 and then moves to the Royal Academy, London, from October 24 to January 21. The Amazing World of MC Escher is at Modern Two, Edinburgh until September 27 and then travels to the Dulwich Picture Gallery, London, from October 14 through January 17. To read the reviews by Laura Cumming, click HERE.