Dogs play in the River Thames in front of St. Paul's Cathedral in London, Friday, June 17, 2022. A blanket of hot air stretching from the Mediterranean to the North Sea is giving much of western Europe its first heat wave of the summer, with temperatures forecast to top 30 degrees Celsius (86 degrees Fahrenheit) from Malaga to London on Friday. (Photo by Kirsty Wigglesworth/AP Photo)
