Firefighters in Spain, Portugal and Greece battled ongoing wildfires Friday, an important religious holiday in all three countries, as persistent hot, dry conditions challenged efforts to contain the blazes.

Hazy sunshine has replaced last week's fierce heat in parts of the UK, and it's down to how smoke particles break up rays of light, but along with the lower temperatures, there could be some memorable sunsets and sunrises.

Portugal suffered its first death Friday from the fires raging there, as Spain's weather agency warned of a "very high to extreme risk" of more wildfires there during Europe's intense heatwave. The risk of fires on Friday and over the weekend through to Monday was "very high or extreme in most of the country",