Washoe County Library System

When the aqueduct that brings fresh water to thousands of people around the bay of Naples fails, Roman engineer Marius Primus heads to the slopes of Mount Vesuvius to investigate, only to come face to face with an impending catastrophe.

A supervolcanic eruption in Yellowstone Park destroys crops and livestock, clogs machinery, and makes cities uninhabitable. Those who survive find themselves caught in an apocalyptic catastrophe in which humanity has no choice but to rise from the ashes and recreate the world.

On June 2, 2016, a protrusion of rock growing from the Central Park Reservoir is spotted by a jogger. Three weeks later, when it finally stops growing, it's nearly two-and-a-half miles tall, and has been determined to be an active volcano. As the volcano grows and then looms over New York, an eight-year-old boy in Mexico City finds himself transported 500 years into the past, where he witnesses the fall of the Aztec Empire; a Nigerian scholar in Tokyo...

Geronimo Stilton's ancient ancestor Geronimo Stiltonoot is back in another prehistoric adventure. Geronimo Stiltonoot and his family are off to find a cure for Grandma Ratrock's aches and pains. She's heard that a remedy hides in a legendary valley, and Geronimo isn't even sure it exists. Little does he know that getting there will be an adventure among geysers, volcanoes, and rivers of molten lava.