We take our bicycles to a lot of places, to the mall, to the beach, up and down the mountain, or even cross countries. But have you ever tried taking it inside a pool? Well, there’s this new bike exercise called Aqua Cycling. It first appeared in Italy and was used in rehabilitation by a physical therapist. Offered by Aqua, a boutique fitness club in TribeCa Studio, aqua cycling is now literally making waves in New York City.