The design of the Eiffel Tower is the result of detailed analyzes carried out by 50 engineers and industrial designers, who produced 700 general plans and 3,600 shop drawings. The first concern of the engineers is to prevent the tower from overturning, a difficulty overcome thanks to the bell-shaped
Like almost everything related to the history of the Vikings, the colonization of Iceland is dark and confusing, given the lack of sources and its legendary character. From them it is found that British Christian missionaries would have been the first to arrive on the island in the 8th century AD, G
In the middle of the fourteenth century the peninsula was divided into five different kingdoms. One of them, Portugal , licked the wounds of his last civil wars. Meanwhile, Navarra he was content to meddle in the affairs of France, his neighbor to the north, from her shrinking territories. If we loo
Ancient Egypt, the land of mysticism, is one of the oldest and most culturally rich civilizations of all time. It is one of the only ancient civilizations that has managed to capture the imagination of scholars as well as ordinary people. The mystery surrounding its origins and its overwhelming achi