If you want to go to the top, "stairway + lift" tickets allow you to climb the Tower on foot up to the 2nd floor, and then take the lift up to the top, for a sporty and heady experience. These tickets are only sold on-site.
Can you visit the apartment at the top of the Eiffel Tower?
Eiffel Tower Apartment TicketsThe room at the top of Eiffel Tower has now been renamed as Gustave's office, where you will find wax figurines of Thomas Edison, Gustave Eiffel, and his daughter. Although you cannot go inside it, you can still view the Eiffel Tower apartment from the outside.