State-of-the-art in Greenwich Connecticut. The Riverstone town homes have wonderful features such as high ceilings, Superior architectural details, built-ins, a warmly elegant formal living room with a fireplace, two bedrooms, two full and two half baths, and a lower-level recreation room. This majestically sited condominium is overlooking the Byram River and has easy access to restaurants, theater, shops and the train. The Riverstone condominium complex affords a posh and carefree lifestyle.