A British woman died at a French campsite and a three-year-old was found dead in a hot car in Paris yesterday as the death toll from a blistering European heatwave continued to climb.France is once again facing searing conditions today having endured its hottest ever 24-hour period on Wednesday. On Tuesday, temperatures climbed past 44C in Pissos in the country's south-west.At least 48 people have drowned across the country since the heatwave began with extreme heat closing nuclear reactors and triggering forest fires.In the west coast town of Tranche-sur-Mer, an elderly British woman collapsed and died at the Baie D-Aunis campsite on Wednesday.On the same day, a three-year-old boy was found dead in a car in a Paris suburb, as mercury rose to 41C in the French capital.The three-year-old's parents found the boy unresponsive in the car outside their home, 45 minutes after sending the child to bed when he told them he was feeling tired.The boy is believed to have locked himself in the vehicle, but the circumstances around how he ended up in the car in the first place are unclear.Meanwhile, the freak Saharan heat dome is causing chaos across the rest of Europe including in Germany, the Netherlands, Belgium, Italy and in Spain where 212 have died in three days. A person cools off at Trocadero fountain near the Eiffel Tower during a heat wave in Paris, Wednesday Europe continues to grapple with a sweltering heatwave. Pictured: Lifeguards keep watch from their station over a packed lake beach during a heatwave at the Bordeaux Lac beach, in Bordeaux, south-western FranceA British woman died at a French campsite as the country is gripped by soaring temperatures. Pictured: Baie D-aunis campsite, where the tragedy occurred