32 rue Montorgeuil is the hip spa by the creators of the Nuxe line of skin care products. Parisian starlets flock to this ancient cellar with its arched corridors, exposed cream stone, and hush-hush atmosphere smack in the middle of one of the busiest areas in Paris. Try the anti-age treatment; a spectacular 1½ hours of pure luxury for EUR100. Jean Norell, star hairdresser to tout Paris, is on hand to take expert care of your locks after one of your treatments. Métro: Les Halles.