Which of these landmarks has an apartment on top of it? Explained

Which of these landmarks has an apartment on top of it? Explained

https://www.youtube.com/watch?v=3J43O0uHQIk

The Eiffel Tower, renowned as one of the globe’s most iconic structures, houses a discreet hidden apartment at its peak. Constructed by Gustave Eiffel, the tower’s architect, this private abode served as his personal haven. Encompassing 2,000 square feet, the apartment comprises two bedrooms, a piano, and stunning vistas of Paris. Eiffel utilized this space as a serene retreat for work and as a venue for hosting distinguished guests, including the famed inventor Thomas Edison. Presently, observers can catch a glimpse of this distinctive retreat through its transparent windows, providing a rare insight into the private realm of the visionary behind the Eiffel Tower.