Rue des Petits Champs ou rue Montorgueil. Place des Vosges ou St. Germain. Eau de Parfum What We Do In Paris Is Secret captures every part of the city. The glamorous as well as the edgy. Dominique Ropion, one of the most technically advanced perfumers in the world, has created a scent that shows his virtuosic skill and his ability to discover something new.