Book excerpt: World's Greatest Wonders is an illuminating visual guide to 30 stunning man-made and natural wonders—with annotated 3-D reconstructions and cutaway models from various stages in human development that allow you to journey right to the heart of each of them. We live on a unique planet. The only one that we know of that has life. Amidst the budding civilizations and testaments to human creativity and ingenuity, great geological and ecological diversity have surrounded us since humans took their first steps. The Earth has developed into a truly astounding place to live. The clash of the natural forces that sculpted earth’s surface for millions of years has been supplemented by the great creative spirit of human beings, who have built their own wonders. We have before us a whole world, our own to explore and discover, to find and revel in the natural paradises created by the patient hand of nature as well as the astonishing constructions imagined by the genius of humankind. You just have to look around and take in the spectacle. The wonders: Stonehenge, Pyramids of Giza, Valley of the Kings, Petra, Acropolis, Terracotta Army, The Colosseum, Teotihuacán, Nazca Lines, Chichen Itzá, The Moai, Angkor Wat, Machu Picchu, Forbidden City, St. Peter’s Basilica, Taj Mahal, Empire State Building, Sydney Opera House, Antarctica, Galapagos Islands, The Amazon, Iguazu Falls, Sahara, Virunga National Park, Kilimanjaro, Anjajavy, Himalayas, Niagara Falls, Grand Canyon, and Tongariro. See the best of human and natural creation in the World's Greatest Wonders.