It was the tallest freestanding structure in France from 1889 to 2004 (when it was surpassed by one of the pillars of the Millau Viaduct; it's still the second-tallest). Must have been absolutely mind blowing at ~312m when it was new - the record was around 150m for centuries before it.
https://www.size-explorer.com/en/compare/buildings/eiffel+to...