Lisi Niesner / ReutersWomen look on as a man stands in a fountain to cool off on a hot summer day, in Berlin, Germany, on July 2, 2025.Petr David Josek / APA polar bear cools down on a pile of ice that was brought to its enclosure on a hot and sunny day at the Prague Zoo, Czech Republic, on July 1, 2025.Michael Probst / APA beverage supplier rests in Frankfurt, Germany, on July 2, 2025.Jean-Christophe Verhaegen / AFP / GettyA pharmacy sign displays a temperature of 45 degrees Celsius (113 degrees Fahrenheit) in Thionville, France, on July 2, 2025.Carlos Jasso / ReutersBeachgoers enjoy the seaside as temperatures rise across the U.K., in Brighton, England, on June 30, 2025.Yves Herman / ReutersResidents at the Ter Biest house for elderly persons dip their feet in a wading pool as a heat wave grips Europe, in Grimbergen, Belgium, on June 30, 2025.Kirsty Wigglesworth / APVeronika Erjavec of Slovenia uses an ice bag to cool off during her first-round women's-singles match against Marta Kostyuk of Ukraine at the Wimbledon Tennis Championships in London, on July 1, 2025.Michael Probst / APA man runs on a small road on the outskirts of Frankfurt, Germany, on July 1, 2025.Michael Probst / APAn Icelandic horse drinks water from a hose at a stud farm in Wehrheim, near Frankfurt, Germany, on June 30, 2025.Fedja Grulovic / ReutersBeachgoers look at rising flames and smoke from a wildfire burning in the village of Vourvourou, in the Halkidiki peninsula, Greece, on July 2, 2025.Peter Kneffel / DPA / ReutersAntoine von Luchem jumps with his surfboard on the artificial Eisbach wave in the English Garden in Munich, on June 30, 2025.Emilio Morenatti / APA man takes advantage of the shade of a palm tree to protect himself from the sun, on a hot day at the beach in Barcelona, Spain, on July 2, 2025.Marc Asensio / NurPhoto / GettyPeople have fun with water and foam during a heat wave in the Vallcarca neighborhood, in Barcelona, Spain, on July 2, 2025.Arnaud Finistre / AFP / GettyA winegrower working at the Romanée Conti estate protects himself from the sun with an umbrella as temperatures in France expected to soar beyond 40 degrees Celsius (104 degrees Fahrenheit), in Vosne Romanée, France, on July 1, 2025.Dimitar Dilkoff / AFP / GettyA woman in a swimsuit cools off in the Trocadero Fountain, in front of the Eiffel Tower, in Paris, on July 2, 2025.Remo Casilli / ReutersTourists stand in front of a cooling fan installed outside the Colosseum, in Rome, Italy, on June 30, 2025.Tobias Schwarz / AFP / GettyA young woman plunges her head into the cool water of a fountain at the Lustgarten park on Museum Island, in Berlin, on July 2, 2025.Virginia Mayo / APA dog romps through shallow water to cool off during a heat wave in Antwerp, Belgium, on July 1, 2025.