Mountains exist on every continent and in almost every country. But did you know that the longest mountain range on the planet exists deep beneath our ocean's surface? Or that some of the most marvellous mountains are on other planets and moons? This book takes readers on an adventure, exploring some of the planet's most iconic mountains and hostile landscapes, as well as the animals and plants that call mountains their home. You can build your own encyclopedia with A Ladybird Book . Other titles available in this series: The Ancient Egyptians Animal Habitats Baby Animals Climate Change Electricity The Human Body Insects and Minibeasts Planet Earth Rainforests The Romans Sea Creatures The Solar System The Stone Age Trains Trees Volcanoes Weather Windrush