Mansions by the Sea Corner Unit. This Northeast Corner unit on the Sixth floor has 90 ft. of private balcony with expansive views; just the right height to enjoy the Intracoastal & Gulf water views, the twinkling lights from Sunset Beach at night and the vibrant skyline of St. Petersburg. The Northeast Corner unit offers Privacy from the neighboring building. Lennox AC System (aprox. 1 yr old) Electric storm shutters for peace of mind during storm season. Enjoy the European flair and the fine craftsmanship or personalize to make it your own. Mansions by the Sea is a resort style community located in a bohemian beach neighborhood on the Gulf of Mexico. Amenities include Beachfront heated pool & sundeck, tennis courts, fitness center, boardwalk, community party room, saunas, library and more in a gorgeous resort like setting.