In 1793, a canal digger named William Smith made a startling discovery. He found that by tracing the placement of fossils, which he uncovered in his excavations, one could follow layers of rocks as they dipped and rose and fell-clear across England and, indeed, clear across the world-making it possible, for the first time ever, to draw a chart of the hidden underside of the earth. Smith spent twenty-two years piecing together the fragments of this...

"The Cat in the Hat explains the science behind volcanic eruptions and takes readers on a tour of the most famous volcanoes on Earth-and beyond!"--

Follow a father and daughter as they make their way through the Grand Canyon, a cavernous wonder that2s home to an astonishing variety of plants and animals.

Publisher Annotation: The journey through the rift becomes even rockier as the survivors are forced to take to the water, crossing a vast deepwater basin on improvised boats. To make it, Molly and the others must work together, but a rift of a different kind is forming among the survivors. If they aren't careful, it could eat them alive.

The bestselling author of The Professor and the Madman and The Map That Changed the World examines the enduring and world-changing effects of the catastrophic eruption off the coast of Java of the earth's most dangerous volcano Krakatoa. The legendary annihilation in 1883 of the volcano-island of Krakatoa the name has since become a byword for a cataclysmic disaster was followed by an immense tsunami that killed nearly forty thousand people. Beyond...