Roman Catholic cathedral in Strasbourg, Alsace, France. Strasbourg Cathedral or the Cathedral of Our Lady of Strasbourg. It was the world's tallest building from 1647 to And construction took 4 centuries, it started from 1015 to 1439
A Trampoline Bridge in Paris Made of inflatable tubing and three giant interconnected trampolines, designed by AZC Architecture Studio. It would provide a newer and more playful path in the form of an inflatable bridge equipped with giant.