Nestled in the heart of Paris, the Eiffel Tower was nearly an idea left unbuilt. The vision of engineer Gustave Eiffel faced fierce opposition from Parisians who regarded it as an eyesore, threatened by the prospect of such a towering structure looming over their beloved cityscape.Designed as a temporary exhibit for the 1889 World's Fair, the nearly 300-meter iron lattice tower challenged contempo...More