People cool off at a fountain at Trafalgar Square in London, Britain, on Aug. 3, 2018. Britain is currently experiencing high temperatures as a heatwave continues across Europe. (Xinhua/Tim Ireland)

People sit on deck chairs in the shade at St James's Park in London, Britain, on Aug. 3, 2018. Britain is currently experiencing high temperatures as a heatwave continues across Europe. (Xinhua/Tim Ireland)

A woman walks with an iced drink at Oxford Circus in London, Britain, on Aug. 3, 2018. Britain is currently experiencing high temperatures as a heatwave continues across Europe. (Xinhua/Tim Ireland)

Children play at a fountain at Trafalgar Square in London, Britain, on Aug. 3, 2018. Britain is currently experiencing high temperatures as a heatwave continues across Europe. (Xinhua/Tim Ireland)

People cool off at a fountain at South Bank in London, Britain, on Aug. 3, 2018. Britain is currently experiencing high temperatures as a heatwave continues across Europe. (Xinhua/Tim Ireland)