Events Calendar Loading view. There were no results found. There were no results found. The Westin Waltham Events Venues The Westin Waltham 70 3rd Ave Waltham, Massachusetts 02451 United States Get Directions (781) 290-5600 https://www.marriott.com/en-us/hotels/bosww-the-westin-waltham-boston/overview/ Events at this venue Today Upcoming Upcoming Select date. Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file