We Turned Our Backyard Pool Into Lava!#poolislava #lavachallenge #poolislavachallengeSubscribe: <a href="http://bit.ly/subjohnsonfam">http://bit.ly/subjohnsonfam</a ...

On a rocky promontory jutting into the sea, these pools were created by the unique phenomenon of lava tubes, a network of channels that is created when the flowing magma meets the ocean.

Lava pouring from a volcano on the Spanish island of La Palma has damaged hundreds of homes, as the molten rock heads to the sea. Thousands of people have been forced to flee the path of the lava ...