More than six months after the eruption of the Yellowstone supervolcano, Alex and Darla retrace their steps to Iowa hoping to find Alex's parents and bring them to the tenuous safety of Illinois, but the journey is ever more perilous as the remaining communities fight to the death for food and power.

Presents four programs dealing with natural phenomena. Elisha, Jay, Tyler, and Vanessa brave a lightning storm, witness the inner workings of Niagara Falls, and escape entrapment by an avalanche.

An account of volcanologists who risk their lives investigating volcanoes.

This book tells you everything you need to know about the Earth s most extraordinary natural forces from active volcanoes, including Kilauea in Hawaii and Etna in Italy, to devastating earthquakes that have hit San Francisco and Japan. Discover how the eruption of Mount Vesuvius devastated the cities of Pompeii and Herculaneum, but left in its wake remarkably preserved treasures. Find out, too, how dogs can search for survivors in the aftermath of...

Thirteen-year-old Dylan follows his father into the woods on the slopes of Mount St. Helens, which is on the brink of another eruption, in an attempt to protect the resident Sasquatch from ruthless hunters.

It's time for the Nature Trackers, Buddy and his adorable siblings, to have some fun! Together with their parents, they're ready to learn all about Old Smokey, the fascinating volcano that overlooks their valley. But will a silly mix-up at Pteranodon Station spoil the fun? Join these curious young dinosaurs as they learn all about the world through exploration and scientific thinking.

Join Ms. Frizzle's class as they learn about volcanoes.