Office, Medical, Retail, Special Purpose Commercial Condo w/ 4 Covered Parking Spaces Available for Sale at The Atlantis Marina in Winthrop, MA. Beautifully finished with multiple possibilities, including addition of lofted second level given its soaring ceilings. In a newly constructed building on the waterfront with a marina. Boat slip available--take your Boat to Work! Commercial space is located on ground level of a 44 unit residential condo development. Gorgeous location only 5 miles from Boston, and a mile from Blue Line T Stop.