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TIL that the Eiffel Tower can be 15 cm taller during the summer. The iron structure expands in the heat, causing the tower to grow slightly taller. This phenomenon is due to the thermal expansion of metals

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TIL that the Eiffel Tower can be 15 cm taller during the summer. The iron structure expands in the heat, causing the tower to grow slightly taller. This phenomenon is due to the thermal expansion of metals	1