The worst heat was felt in southern Europe, while punishing temperatures were forecast to reach 104 degrees Fahrenheit in Paris and remain unusually high in Belgium and the Netherlands.

As a heat wave scorches most of Europe, the Eiffel Tower announced it will be closing early on Tuesday as Paris is expected to hit triple-digit temperatures.

E urope sizzled in its first major heatwave of the summer on Tuesday, as Barcelona recorded its hottest June in more than a century and the summit of Paris’ famous Eiffel Tower was closed to visitors. Health warnings remained in effect in several countries.