Hanson, Jeanne K

Profiles Lake Baikal, Lake Eyre, Lake Superior, and seven other significant lakes around the world, describing their origins, history, and structure.

Separating fact from folklore, the author reveals the natural history of a compelling array of species that can prove deadly, while taking a closer look at animals whose mythical dangers have been highly overrated.

Profiles Lascaux Cave, Mammoth Cave, Carlsbad Caverns, and seven other significant caves around the world, describing their origins, history, and structure.

Describes how the body works when you yawn, sleep, dream, cough, sneeze, or hiccup.