Join us for a ride along the Charles River to Harvard Square to check out the new Arrow Street Arts center at 2 Arrow St. in Cambridge.  It is grand-opening week for this newly renovated community arts building, just a few blocks down Mt. Auburn St. from Harvard Square.  There will be live performances of all sorts all day long, including a New England Jazz Collaborative Big Band concert at 2pm.  Some of us will be staying for the 2pm concert, while other riders may wish to head back to the Charles River, perhaps stop by the river's edge for a picnic lunch,  then [...]