What city claims to be the world's oldest? What is the largest construction ever built by human hands? The answers to these and many other questions are here, revealed in fascinating detail and shown in remarkable photographs of the world's most spectacular sights. There are enigmatic megaliths such as Stonehenge and the Easter Island statues that have not yet yielded their age-old secrets. Exquisite edifices, such as St. Peter's in Rome, rub shoulders with the surreal structure of Gaudi's Sagrada Familia in Barcelona. The stark outline of the Great Pyramid at Giza contrasts with the extravagant opulence of Hearst's castle at San Simeon. Feats of engineering are represented with the Trans-Siberian Railway and Japan's Seto Ohashi Suspension Bridge. Each entry includes location details, a description of the site, a panel of additional information, and large color pictures. For easy reference, everything is broken up by continent with its own location map and introductory feature, and arranged chronologically.