Ione, California, US
2012
U.S. Air Force Academy, Colorado, US
2008
San Diego, California, US
2011
Edmonton, Alberta, CA
2010
Talsi, Talsi Municipality, LV
2009
Lüneburg, Lower Saxony, DE
2008
Tacoma, Washington, US
2011
Sofia, Sofia-city, BG
2011
U.S. Air Force Academy, Colorado, US
2011
Lelystad, Flevoland, NL
2011
Whitehaven, England, GB
2011
Mexico City, Federal District, MX
2010
San Francisco, California, US
2010
Solothurn, Solothurn, CH
2009
California, California, US
2008
Whigham, Georgia, US
2010
Camden, New South Wales, AU
2009
Valencia, Valencian Community, ES
2010
Bayamón, Bayamón, PR
2010
Essen, North Rhine-Westphalia, DE
2011
Bremerton, Washington, US
2011
Waikanae, Wellington, NZ
2011
Berkeley, California, US
2010
Yogyakarta City, Special Region of Yogyakarta, ID
2011
Los Angeles, California, US
2011
Eastleigh, England, GB
2011
Saltillo, Coahuila de Zaragoza, MX
2010
Fort Walton Beach, Florida, US
2009
Thisted, North Denmark Region, DK
2010
Sheffield, England, GB
2012
Canterbury, England, GB
2012
Hamilton, Ontario, CA
2012
Clarington, Ontario, CA
2012
Boalsburg, Pennsylvania, US
2011
