People think of the Eiffel Tower in Paris once chosen. It is the symbol of Paris, and was built for the Exposition Universelle in Paris. 1887, the construction of the Eiffel Tower began. 300 workers using 2.5 million rivets, 18,000 pieces of metal riveted together in two years, and it weighs 7,000 tons. The weight [...]
Posted in 
Tags: 
