This newly updated book will introduce you to world history, from prehistoric times to the start of the 21st century. Find out about dinosaurs, the first humans, Ancient Egypt, the Aztec Empire, Medieval Europe, the First World War and many more fascinating subjects. It includes:Clear descriptions of historical events A 12,000-year illustrated timechart Over 100 maps Fabulous illustrations, charts and photos Reconstructions of exciting scenes throughout history Links to over 800 websites recommended by UsborneThis combined volume includes: Ancient World, Medieval World, Prehistoric World, and The Last 500 Years. Series: EncyclopediasThese books are jam-packed with information, photographs, charts, and maps for additional study and research. They will introduce you to world history, from prehistoric times to the start of the 21st century, the whole field of geography, from rocks and their formation to weather and climates, and the whole field of science from physics, to information technology.