It's there, ruling and watching over Paris. Nothing new can be said about her, just that she's simply amazing. And beautiful. And one thing you must see before you die. Once, twice and all the times you want. When it was built, it aroused fierce opposition. It was called "hollow candlestick" or "pitful lampost". Inagurated in 1889 for the World Fair, the Tour Eiffel became one of the best-known monuments on the planet. Key figures: 324m high 1,665 steps 2.5 million rivets 50 tonnes of paint needed to decorate it 20,000 light bulb that sparkle at the beginning of each hour.