An earthquake shakes a snow-covered mountain. The fresh snow slides down. It's an avalanche! Provided by publisher.

Wall of snow -- Animal disaster -- Danger zone -- The worst avalanche in the U.S. -- Risky roadway -- Killer ice -- Russian ruin -- No escape -- Avalanche attacks -- Here, then gone -- Backcountry rescue -- Avalanche protection -- Snow safety -- Glossary -- Read more -- Internet sites -- Critical thinking questions -- Index.