Maria and her family are enjoying a vacation on the resort when a tsunami suddenly bursts through. It destroys the resort and takes many lives, including Maria's family.

Trennis Baer and his friends are snowmobiling in West Yellowstone. On Trennis' way down during a hike up a trail, an avalanche breaks out. This clip then describes avalanches and how they occur. It also poses a question: what would you do to escape the avalanche if you were in Trennis' situation?

Tsunamis are giant, powerful waves most often caused by earthquakes beneath the ocean floor. Their incredible power can destroy entire communities, then drag the debris out to sea. This video shows what causes tsunamis and the importance of evacuating any area under a tsunami alert.

The volcano erupts during a town hall meeting convened to discuss the threat of such an eruption. The residents panic and rush to leave.

An expedition team is on top of K2, one of the world's biggest mountains, when a deadly storm hits. The team rushes for cover and gets caved in by the snow.