Continent Europe and Asia together as a single continent, dubbed "Eurasia". In this model, the world is divided into six continents, with North America and South America considered separate continents. Geologists use the term "continent" in a different manner from geographers. In geology a continent is defined by continental crust: a platform of metamorphic and igneous rock, largely of granitic composition. Some geologists restrict the term 'continent' to portions of the crust built around stable Precambrian "shield", typically 1.5 to 3.8 billion years old, called a craton. The craton itself is an accretionary complex of ancient mobile belts (mountain belts) from
The Greatest Show on Earth (film) again and again, but always comes up smiling—a place where disaster and tragedy stalk the Big Top, haunt the back yard, and ride the circus train—where Death is constantly watching for one frayed rope, one weak link, or one trace of fear. "A fierce, primitive fighting force that smashes relentlessly forward against impossible odds: That is the circus—and this is the story of the "biggest" of the Big Tops—and of the men and women who fight to make it—The Greatest Show On Earth!" Brad Braden is the no-nonsense general manager of what was at the time the world's largest railroad