according to Live Science built in 1889 Eiffel Tower: Information & Facts | LiveScience https://www.livescience.com/29391-eiffel-tower.html https://www.livescience.com/29391-eiffel-tower.html 7,500 tons of iron and 2.5 million rivets 7,500 tons of iron and 2.5 million rivets https://www.livescience.com/29391-eiffel-tower.html https://www.livescience.com/29391-eiffel-tower.html https://www.livescience.com/29391-eiffel-tower.html https://www.livescience.com/29391-eiffel-tower.html other scientists https://www.livescience.com/29391-eiffel-tower.html Eiffel Tower: Information & Facts https://www.livescience.com/29391-eiffel-tower.html first place should be the Eiffel Tower Eiffel Tower http://www.livescience.com/29391-eiffel-tower.html Eiffel Tower https://www.livescience.com/29391-eiffel-tower.html Live Science https://www.livescience.com/29391-eiffel-tower.html according to Live Science https://www.livescience.com/29391-eiffel-tower.html Eiffel Tower https://www.livescience.com/29391-eiffel-tower.html Eiffel Tower Eiffel Tower: Information & Facts | LiveScience Eiffel's firm was asked https://www.livescience.com/29391-eiffel-tower.html Eiffel Tower Live Science: Eiffel Tower: Information & Facts Eiffel's firm was asked up to six inches LiveScience - Eiffel Tower: Information and Facts 1.5 million other scientists syv millioner besÃ¸gende om Ã¥ret