The death toll from catastrophic flooding in Valencia, Spain, has reached 217, officials announced Sunday, as the search for survivors -- and bodies -- continued in devastated cities and towns left caked in mud and strewn with debris.

Don and Terri Turner, who moved to Spain 10 years ago, were last seen on Oct. 29 before they were found on Nov. 2

Spain's Mediterranean coast is used to autumn storms that can cause flooding, but this was the most powerful flash flood event in recent memory. Scientists link it to climate change.