Members of the public enjoy the warm weather in central London on July 1, 2015. A blistering heatwave sweeping through Europe on Wednesday brought blackouts to France and fears of heat stroke for Wimbledon tennis fans, but meant a range of interesting ice creams for the continent's zoo animals.  AFP PHOTO / NIKLAS HALLE'N        (Photo credit should read NIKLAS HALLE'N/AFP/Getty Images)