Charlesmark Hotel - Boston Hotel July 2, 2022 Category: Blog This boutique hotel is located in a historic building in Boston's Back Bay neighborhood at Copley Square. The hotel offers a continental breakfast and guest rooms with free Wi-Fi.Charles MarkAddress: 655 Boylston Street MA 02116, Boston, MA, USNear by HotelsFairmont BostonCourtyard Marriott Copley SquareColonnade BostonNewbury Boston4 Seasons BostonThe Revolution Hotel Boston