Grand waterside Beacon penthouse with direct elevator access, garage parking and a stunning private roof deck. Located in a 3 unit owner-occupied building, this duplex boasts high ceilings, two wood-burning fireplaces, built-in surround sound, programmable Lutron lighting, insulated sound treated windows, and power shades throughout. Enter the home directly from the garage at either the living or bedroom levels via keyed elevator access. The desirable open kitchen/living floor plan extends to a double french door walk-out terrace with beautiful Charles River views. Adjacent to the kitchen and dining area is a luxurious home office, featuring a built-in wet bar, humidor and oversized skylight flooding the room with natural light. The master suite features a wood burning fireplace and 2 spacious closets, in addition to a large walk-through dressing area. Master bath offers a double vanity, deep soaking tub and steam shower with 8 shower heads. Includes 1 garage space and 1 outdoor space.