United States
Arkansas:
Little Rock (2005)
Arizona:
Phoenix (2005; until 2008)
California:
Inland Empire (2008)
Los Angeles (2002)
San Diego (2004)
San Francisco (2003)
San Jose (2007)
Colorado:
Denver (2005)
Connecticut:
New Haven (2011)
District of Columbia:
Washington (2001)
Florida:
Jacksonville (2007)
Miami (2005)
Orlando (2008)
Tampa-St. Petersburg (2007)
Georgia:
Atlanta (2002)
Savannah (2009)
Hawaii:
Honolulu (2007; until 2008)
Illinois:
Chicago (2005)
Indiana:
Indianapolis (2007)
Iowa:
Des Moines (2005)
Kentucky:
Louisville (2006)
Paducah (2009)
Maine:
Portland (2006)
Maryland:
Baltimore (2005)
Massachusetts:
Boston (2003)
Michigan:
Detroit (2008)
Minnesota:
Minneapolis (2004)
Mississippi:
Jackson (2012)
Missouri:
Kansas City (2008)
St. Louis (2004)
Nevada:
Black Rock City (2005)
Las Vegas (2005)
New Mexico:
Albuquerque (2006)
New York:
Buffalo (2007)
New York City (2002)
North Carolina:
Asheville (2005)
Charlotte (2014)
Greensboro (2004)
North Dakota:
Fargo (2006; did not participate in 2010)
Ohio:
Cincinnati (2003)
Cleveland (2007)
Columbus (2008)
Oklahoma:
Oklahoma City (2011)
Oregon:
Portland (2004)
Pennsylvania:
Philadelphia (2002)
Pittsburgh (2007)
Rhode Island:
Providence (2006)
South Dakota:
Aberdeen (2005 only)
Tennessee:
Memphis (2012)
Nashville (2003)
Texas:
Austin (2002)
Dallas (2007)
Houston (2005)
San Antonio (2007)
Utah:
Salt Lake City (2007)
Virginia:
Hampton Roads (2007)
Richmond (2007)
Washington:
Seattle (2005)
Wisconsin:
Madison (2007)
Milwaukee (2007)
Australia
Brisbane (2004)
Melbourne (2008)
Sydney (2008)
Belgium
Antwerp (2009 only)
Brussels (2012)
Ghent (2007 only)
Brazil
São Paulo (2011 only)
Canada
Montreal, Quebec (2012)
Toronto, Ontario (2008)
China
Beijing (2009)
Hong Kong (2009; until 2010)
Shanghai (2011)
Curaçao
Willemstad (2014)
Czech Republic
Prague (2011)
Egypt
Cairo (2012)
France
Dijon (2011)
Lyon (2012)
Montpellier (2014)
Paris (2005)
Germany
Berlin (2007)
India
Delhi (2011)
Hyderabad (2012)
Mumbai (2008)
Israel
Tel Aviv (2007)
Italy
Rome (2007)
Jordan
Amman (2012)
Lebanon
Beirut (2011)
Lithuania
Vilnius (2012)
Malaysia
Kuala Lumpur (2010)
Netherlands
Amsterdam (2007)
Nijmegen (2010)
Rotterdam (2012)
Poland
Kraków (2012)
Warsaw (2011)
Portugal
Castelo Branco (2014)
Lisbon (2009)
Romania
Brașov (2011)
Scotland
Dundee (2012)
Edinburgh (2008)
Glasgow (2011)
South Africa
Cape Town (2012)
Johannesburg (2010)
South Korea
Seoul (2009)
Spain
Barcelona (2011)
Granada (2010)
Madrid (2012)
Málaga (2012)
Seville (2011)
Switzerland
Renens (2012)
Taiwan
Kaohsiung (2011)
Tunisia
Tunis (2014)
Turkey
İstanbul (2012)
United Arab Emirates
Dubai (2011)
United Kingdom
London (2004)
Vietnam
Hanoi (2011)
Ho Chi Minh City (2010)
Active Participating Cities: 89
Active Participating Countries: 33