Baltimore Marriott Waterfront. Our spectacular Baltimore Marriott Waterfront Hotel is set on the edge of the Baltimore Inner Harbor in the heart of Harbor East, the newest Baltimore neighborhood. You are steps from Inner Harbor restaurants and shopping, the National Aquarium, Maryland Science Center and USS Constellation. Our hotel is also within easy walking distance of downtown Baltimore, the Convention Center, Camden Yards and Ravens Stadium sporting events. After business meetings and Baltimore attractions relax at our indoor swimming pool or fitness club. This convenient Baltimore Inner Harbor hotel is perfect for business, weekend getaways, family and leisure travel.