That's the verb "to sit" in French. To seat oneself. When you've been walking around Paris for hours, you just want to find a nice place to sit. Here are three examples of places you might choose when you want to take a load off your feet.
L'Église du Dôme aux Invalides.
Vous reconnaîtrez la Tour Eiffel ci-dessous.
Don't feel too special just because you're sitting in Paris and somebody else isn't. As Michel de Montaigne, the Renaissance author of Les Essais, wrote: « Sur le plus beau trône du monde, on n’est jamais assis que sur son cul ! » Can you translate that?
These are more photos from 1998.