LISSE, NETHERLANDS – MAY 01: A general view of the floral displays on show at Keukenhof Gardens on May 01, 2019 in Lisse, Netherlands. The flower park is open to the public from from March 21 till May 19 and the theme for the 2019 flower exhibition is ‘Flower Power’, with 800 varieties of tulips on display. (Photo by Dean Mouhtaropoulos/Getty Images)