First up, The State Room. With views overlooking the harbor and the rest of the city, there's nothing more breathtaking.
If you're looking for something out-of-the-box, the Museum of Fine Arts might satisfy your creative-hunger.
Next, Smith and Wollensky restaurant on Arlington Street. It is an old armory transformed into this beautiful and elegant event space.
Boston Public Library, an astonishing venue.
A short getaway to Thompson Island Outward Bound Education Center might be just what you need for your next event.
Hope these unique venues spark your creativity and once chosen as your space, give you the opportunity to devour the details.