Pakistan, July 30 -- Three Greek firefighters have died as devastating wildfires continue to sweep across southern Europe, with emergency crews battling multiple blazes fueled by extreme heat, dry conditions and strong winds.

Read More: France and Spain struggle to contain massive wildfires

According to Greek authorities, two firefighters were killed while combating fires on the island of Crete, while a third lost his life near the port city of Gytheio in the Peloponnese. The deaths come as Greece, Spain, France and Turkey continue to face one of the region's most destructive wildfire seasons in recent years.

In Spain, firefighters made significant progress in containing the country's largest recorded wildfire near Madrid. Authorities ...