In London, the exhibit “Painting the Modern Garden: Monet to Matisse,” exploring how the evolution of the city’s gardens influenced Impressionist, Post-Impressionist and Avant-Garde artists at the turn of the 19th century, runs Jan. 30-April 20, 2016, at the Royal Academy of Arts (Burlington House, Piccadilly, London, England; phone +44 20 7300 8027, www.royalacademy.org.uk).
A ticket costs £16 or, with donation, £17.60 (near $26) and can be bought online.