Sorry for the extra e-mail folks - but the original e-mail had the wrong tour title. This is the Preserving History Tour, not the Charles River Basin Tour.
I've updated this Meetup. For more details, see the full listing:http://www.meetup.com/NerdFunBoston/calendar/11185733/
When: August 30,[masked]:45 PM
The Massachusetts State House
Boston, MA 02133
If the changes affect your plans to attend, please take a moment to update your RSVP. (You can RSVP "No" or "Maybe" as well as "Yes".)
You can always get in touch with me through the "Contact Organizer" link on Meetup: http://www.meetup.com/NerdFunBoston/suggestion/