Here's the list of states (29) and nations so far that will be represented at the Potomac. I obviously have too much time on my hands!
Arkansas
California
Connecticut
Colorado
Florida
Illinois
Indiana
Iowa
Maine
Massachusetts
Michigan
Minnesota
Missouri
Nevada
New Hampshire
New Jersey
New Mexico
New York
North Carolina
Ohio
Oklahoma
Oregon
Pennsylvania
South Carolina
Texas
Vermont
Virginia
Washington
West Virginia
Other Countries:
Australia
Brazil
Canada - Alberta, Ontario, Quebec
Mexico