As you walk past Notre Dame and keep going down along the Seine River, you'll soon encounter hundreds of dancers enjoying those warm weekend nights. Salsa, R'nB or Rock 'n' Roll, you'll discover various stages to dance under the stars all night long. Provided you do find a partner and he does not runaway with a better dancer. Or worse, he tumbles down in the river (it does happen, I experienced it…) (click on picture for high res)
Leica M9 with 60mm Hexanon at F1.4, 1/250, ISO640