Baltimore Marriott Waterfront Hotel is a high-rise hotel building, located in the Harbor East area of Baltimore, Maryland. The hotel is situated at 700 Aliceanna St. Primarily a convention hotel, the property has 32 floors with over 750 rooms, standing at 315 feet (96 m). The hotel has been the tallest hotel structure in Baltimore since it opened in 2001 as one of the first structures in Harbor East. The construction of the building was completed in 2001 by the developers of Beatty Harvey Fillat Architects.