The "Today" show's Al Roker and Craig Melvin are in Boston on Monday, July 23.
Roker and Melvin are at Fan Pier Park in the Seaport District, filming live for "Today" as they begin an RV trip across the country. The public is invited to attend and encouraged to bring signs, starting at 6 a.m.
They are also expected to make a stop at a campground in Maine on Tuesday, July 24.
