Photographs, illustrations, and diagrams describe the various oceans around the world, animal life that inhabit them, landforms beneath the surface of the oceans, and efforts to protect oceans from pollution.
Describes a number of mountains and mountain ranges throughout the United States, how they were formed, the plants and animals that inhabit mountain regions, and efforts to protect the mountains.
Photographs, illustrations, and diagrams describe the various types of islands around the world including continental islands, oceanic islands, and archipelagos.
Explores the features and characteristics of volcanoes, where they are located around the world, what lives near a volcano, and people who study volcanoes.
Presents a discussion, with simple text and photographs, of various landforms, including islands, caves, mountians, volcanoes, and valleys, with side by side comparisons of different features to aid in reader exploration.