List of the 500 cities:

Aachen , Aarhus , Abidjan , Abu Dhabi , Abuja , Acapulco , Accra , AddisAbeba , AdoEkiti , Aguascalientes , Ahmedabad , Akure , Al Ain , Alexandria , Algier , Allahabad , Almada , Almaty , Almeria, Alor Setar , Amman , Amsterdam , Anchorage , Andorra , Ankor , Ankara , Antananarivo , Antibes , Antwerpen , Apeldoorn , Apia , Arles , Arnhem , Artemisa , Arusha , Asmara , Astana , Asuncion , Atakpam , Athen , Atlanta , Auckland , Augsburg , Augusta ,

Bacolod , Bad Toelz , Bagdad , Bahrain , Baku , Baltimore , Bamberg , Bamako , Bamenda , Bangui , Banjui , Bangalore , Bangkok , Barcelona , Basel , Bayreuth , Beijing , Beirut , Belem , Belfast , Belo Horizonte , Beograd , Berlin , Bern , Bielefeld , Birmingham , Bishkek , Bissau , Bochum , Bogota , Bonn , Boston , Brasilia , Bratislava , Braunschweig , Bremen , Brunei , Brussels, Buenos Aires, Budapest, Bukarest, Bujumbura,

Cairo , Calgary , Cambridge , Canberra , Capetown , Caracas , Cardiff , Chandigarh , Changsha , Chemnitz , Chengdu , Chennai , Chicago , Chongqing , Christchurch , Cincinnati , Ciudad Juarez , Cochabamba , Colombo , Columbia , Columbus , Conakry , Copenhagen , Cork , Cotonou , Cottbus , Cuenca , Cuiaba , Curitiba , Cuzco ,

Dakar , Dalian , Dallas , Damaskus , Daresalam , Darmstadt , Deggendorf , DenHaag , Denpasar , Denver , Derby , Dhaka , Dili , Djibouti , Dodoma , Doha , Dongguan , Dortmund , Douala, Dresden , Dubai , Dublin , Duisburg , Duesseldorf ,

Edinburgh , Enschede, Erfurt , Erlangen , Essen , Everest ,

Firenze , Floripa , Fortaleza , Foshan , Frankfurt , Frankfurt/Oder , Freetown , Freiburg , Freising , Friedrichshafen , Fuji ,

Gaborone, Garmisch-Partenkirchen , Gaza , Genf , Gent , Gera , Gibraltar , Gitega , Glasgow, Goiania , Goerlitz , Goettingen , Graz , Grenoble , Grossglockner, Guadalajara , Guangzhou , Guantanamo , Guatemala , Guayaquil , Guetersloh,

Haikou , Halle , Hamburg , Hamm , Hannover , Hangzhou , Hanoi , Harare , Harbin , Havana , Heidelberg , Heilbronn , Helsinki , Herne, Hildesheim , Ho Chi Minh City , Holzkirchen , HongKong , Honolulu , Houston , Huai'an , Huzhou , Hyderabad ,

Ibadan , Ingolstadt , Innsbruck , Islamabad , Istanbul ,

Jakarta , Jeddah , Jena , Jersey , Jerusalem , Jiang Yin , Jinan , Joao Pessoa , Joburg , Joinville , Juba , Juiz de Fora , Juelich ,

Kabul , Kampala , Kansas City , Kaohsiung , Karachi , Karlsruhe , Kassel , Kathmandu , Kempten , Kharkov , Khartum , Kiel , Kiew , Kigali , Kingston , Kinshasa , Kish Island , Klagenfurt , Koblenz , Kolkata , Konstanz , Koeln , Krefeld , Kuala Lumpur , Kufstein , Kunming , Kuwait , Kyoto ,

Lagos , Lahore , Landsberg , Landshut , La Paz , LasVegas , Leeds , Leicester, Leipzig , Lhasa , Ljubljana , Libreville , Liechtenstein , Lilongwe , Lima , Lindau , Linz , Lisboa , Liverpool , Lome , London , LosAngeles , Lublin , Luebeck , Lyon , Luanda , Lund, Lusaka , Luxembourg , Luzern ,

Macao , Maceió , Machu Picchu , Madrid , Madurai , Magdeburg , Mainz , Malaga , Valetta , Manaus , Managua , Manama , Manchester , Manila , Mannheim , Maputo , Marburg , Maribor , Marrakech , Marseille , Matterhorn , Mecca , Medellin , Medina , Melbourne , Memmingen , Memphis , Mendoza , Meshhad , Mexico City , Miami , Milano , Minsk , MönchenGladbach , Mogadishu , Mombasa , Monaco , Monrovia , Monterrey , Montevideo , Montreal , Moscow , MountKenya , Mount Fuji, MountPearl , MountEverest, Mumbai , Muelheim , Muenchen , Muenster , Muscat ,

Nairobi , Nanjing , Nassau , Natal , Nazareth , New Delhi , New York , Niagara Falls (two countries!) , Nicosia , Nice , Niteroi , Nottingham , Noumea, Novosibirsk , Nouakchott , Nuernberg , NukuAlofa ,

Offenburg , Oldenburg , Orlando , Ouagadougou , OuroPreto , Osaka , Oslo , Osnabrueck , Ottawa , Oxford ,

Palestine , Palmas , Panamacity , Panjim , Paris , Passau , Peking , Philadelphia , Phnom Penh , Pilsen , Pittsburgh, Pforzheim , Pohnpei, Port au Prince , Port Harcourt , Portland , Porto , Porto Alegre , PortVila, Potenza, Pretoria , Praha , Pres. Prudente , Princeton , Pune , Punta Arenas , Pyongyang ,

Qingdao , Quebec , Quito ,

Rabat , Rangun , Recife , Regensburg , Reutlingen , Reykjavk , Riad , Riga , Rio de Janeiro , Rio Branco , Roma , Rosenheim , Rostock , Rotterdam ,

Saarbruecken , Sacramento , Salvador , Salzburg , San Diego , San Francisco , San Jose , San Jose , San Salvador , Sanaa , Santa Cruz , Santander , SantiagoCompostela , SantiagoChile , SantiagoCuba , St. Domingo , Santos , Sao Paulo , Sao Tome , St. Louis , St. Petersburg , Sapporo , Schwerin , Seattle , Seoul , Sevilla , Shanghai , Shenyang , Shenzhen, Siegen, Singapore , Sitten, Sofia , Southampton , Steyr , Stockholm , Stellenbosch, Strassburg , Stuttgart , Suva, Suzhou , Sydney ,

Taipeh , Tallinn , Taschkent , Tbilisi , Tegucigalpa , Teheran , Tel Aviv , Thessaloniki , Thimphu , Tiruvanantapuram , Tianjin , Tiflis , Tijuana , Tirana , Tokyo , Torino , Toronto , Trier , Tripolis , Tuebingen , Tunis , TwinCities ,

Ulaanbaatar , Ulm/NeuUlm , Utrecht ,

Vaduz , Valencia , Vancouver , Venezia , Vienna , Vientiane , Victoria , Villach , Vilnius , Vitoria ,

Warschau , Washigton D.C. , Wellington , Weimar , Wenzhou , Werne , Wiesbaden , Wilhelmshafen , Windhoek , Wismar , Wittenberg , Wuhan , Wuppertal , Wuerzburg ,

Xi'an , Xiamen ,

Yancheng , Yangzhou , Yaounde , Yokohama , York ,

Zagreb , Zaragoza , Zhongshan , Zurich l