: The Eiffel Tower , Arc de Triomphe , and the recently restored Notre-Dame Cathedral remain essential sights [18, 23, 24].
: An underground world that connects the city, featuring unique stations like the "Métropolitain" sign at Palais Garnier [4, 15]. from paris
: Areas like La Défense showcase modern architecture, while a day trip to Lens (only 70 minutes away) offers a crowd-free outpost of the Louvre [7, 30]. The Quintessential Parisian Experience : The Eiffel Tower , Arc de Triomphe