What do creeps slumps and submarines have in common What causes snow to become a deadly force How does the letter 'A' protect the village of Flateyri Landslides and Avalanches reveals the fascinating facts and the answers to these and many other questions.|What do creeps slumps and submarines have in common What causes snow to become a deadly force How does the letter 'A' protect the village of Flateyri Landslides and Avalanches reveals the fascinating facts and the answers to these and many other questions.