Ground of all contrasts, all the promises and all disproportions, the United States, with their imposing landscapes, will be always the theatre of a single and legendary human experiment. First economic power, symbol of the success, the United States irresistibly attract each year of the tourist and immigrant million wanting to taste with the American dream. Geographical overflight Countries of North America, the United States are a federal republic made up of 50 states which extends from the Atlantic in the Pacific and Canada in Mexico, and which includes/understands moreover Alaska and the Hawaii islands. The United States Attractions The United States does not constitute of anything a block geographical, cultural and demographic monolithic; their immense territory with the reliefs and the most contrasted climates of accomodates a diversified population whose life style varies considerably according to the areas and the socio-economic level. Two essential characteristics mark the geography physical and human of the United States, that is to say the vastness of the territory and the variety of the landscapes. The extent of American spaces goes hand in hand with a geographical and human diversity which one could not lose sight of the fact nor to translate into some reducing stereotypes. America of the megalopoles at the unrestrained rate/rhythm of life, America of the deserts, America of the forests, America of the large plains, of the geysers and the canyons, America of the mountains and maritime America, to name only those, form a contrasted and splendid country where the heterogeneity of physical morphology largely influenced the unequal distribution of the population, the economic development, the ways of life and the culture. New York Town of all superlatives and disproportion, New York is the greatest agglomeration of the United States with more than 7,7 million inhabitants. This one is divided into five boroughs, most known being Manhattan, where the c?ur this megalopolis beats, ultimate symbol of America, which one calls affectionately “the Large Apple”. The Large Canyon the Large Canyon emerges like a surprise. That you approach it by the south (South Rim) or by north (North Rim), no index enables you to guess his presence until you suddenly find yourselves at the edge of the abyss, broad of a score of kilometers between his two slopes and deep of approximately 1,5 km to the Colorado river. The Large Canyon bears its name well, since it undoubtedly acts of the most imposing geological formation of the kind. California Without equivalent in the history, California remains a mythical place difficult to encircle. Countered of all excesses, it symbolizes the achievement of the American dream. Since the time when it belonged to the Spaniards, California is regarded as a eldorado attracting in its bosom all those which have the taste of the adventure. It is located at the western end of the North-American continent, at the end of the voyage for several which hopes to find happiness and the richness there. But a sword of Damocles hangs on this country, otherwise cherished by nature: a seism could occur any time, involving California in the abyss. In reaction to this constant threat, the Californian ones chose to live the moment present fully. California presents an incredible variety of landscapes: in north the forests of pines until Oregon are profiled; in the east, the mountains and the deserts of Arizona and Nevada block the terrestrial access to the remainder of the country; in the south, finally, the border of Mexico, near, recalls us that California formerly formed part of the Spanish Empire in America. In addition to seizing panoramas, this State counts cities not less attractive such San Francisco, Los Angeles and San Diego. Las Vegas Las Vegas, called Sin City (the city of the sin), is famous to be the world capital of the play… and disproportion. Here, all the madnesses seem allowed. It is like if, in this Disneyland for adults, one had enlarged thousands of times qualities like the defects of America.