Aachen, North Rhine-Westphalia, Germany 0 Aalborg, North Denmark Region, Denmark 0 Aalestrup, North Denmark Region, Denmark 0 Aarhus, Central Denmark Region, Denmark 0 Akranes, Akraneskaupstaður, Iceland 0 Akureyri, Akureyrarbær, Iceland 0 Alicante, Valencian Community, Spain 0 Almere, Flevoland, Netherlands 0 Almería, Andalusia, Spain 0 Alta, Finnmark, Norway 0 Amstelveen, North Holland, Netherlands 0 Amsterdam, North Holland, Netherlands 3 Antwerp, Flanders, Belgium 0 Arboga, Västmanland County, Sweden 0 Arnarstapi, Snæfellsbær, Iceland 0 Arnhem, Gelderland, Netherlands 0 Athens, Attica, Greece 7 Austria 0 Aveiro, Aveiro District, Portugal 0 Babinec, Banská Bystrica Region, Slovakia 0 Banská Bystrica, Banská Bystrica Region, Slovakia 0 Barcelona, Catalonia, Spain 3 Bari, Metropolitan City of Bari, Italy 0 Basel, Basel City, Switzerland 0 Basse, Overijssel, Netherlands 0 Belgium 19 Belgrade, Vojvodina, Serbia 0 Belo Horizonte, State of Minas Gerais, Brazil 0 Benalmádena, Andalusia, Spain 0 Bergen, Vestland, Norway 0 Berlin, Berlin, Germany 0 Bern, Canton of Bern, Switzerland 0 Bielefeld, North Rhine-Westphalia, Germany 0 Billund, Region of Southern Denmark, Denmark 0 Birkirkara, Birkirkara, Malta 0 Birkirkara, Malta, Malta 0 Bodø, Nordland, Norway 0 Bologna, Metropolitan City of Bologna, Italy 0 Bonn, North Rhine-Westphalia, Germany 0 Bordeaux, Nouvelle-Aquitaine, France 0 Braga, Braga, Portugal 0 Bratislava, Bratislava Region, Slovakia 0 Breda, North Brabant, Netherlands 0 Breiðdalsvík, Fjarðabyggð, Iceland 0 Bremen, Bremen, Germany 0 Brno, South Moravian Region, Czechia 0 Bruges, Flanders, Belgium 0 Brussel, Brussels, Belgium 0 Brussels, Brussels, Belgium 0 Brønderslev, North Denmark Region, Denmark 0 Bucharest, Bucharest, Romania 0 Budapest, Budapest, Hungary 0 Buenos Aires, Buenos Aires, Argentina 0 Bulgaria 2 Burgas, Burgas, Bulgaria 0 Caen, Normandy, France 0 Calabria, Metropolitan City of Bologna, Italy 0 Campania, Italy 0 Castelfranco Veneto, Province of Treviso, Italy 0 Catania, Metropolitan city of Catania, Italy 0 Cavargna, Province of Como, Italy 0 Celje, Celje, Slovenia 0 Chania, Crete, Greece 0 Cluj-Napoca, Cluj County, Romania 0 Cochem, Rhineland-Palatinate, Germany 0 Coimbra, Coimbra District, Portugal 0 Cologne, North Rhine-Westphalia, Germany 0 Copenhagen, Capital Region of Denmark, Denmark 0 Crete, Greece 0 Croatia 0 Czechia 0 Cádiz, Andalusia, Spain 0 Dalarna, Dalarna County, Sweden 0 Debrecen, Hajdú-Bihar, Hungary 0 Denmark 1 Dortmund, North Rhine-Westphalia, Germany 0 Drammen, Buskerud, Norway 0 Dresden, Saxony, Germany 0 Drøbak, Akershus, Norway 0 Dublin, County Dublin, Ireland 0 Duisburg, North Rhine-Westphalia, Germany 0 Düsseldorf, North Rhine-Westphalia, Germany 0 Echt, Limburg, Netherlands 0 Eindhoven, North Brabant, Netherlands 0 Eisenach, Thuringia, Germany 0 Elbingerode, Saxony-Anhalt, Germany 0 Enköping, Uppsala County, Sweden 0 Enschede, Overijssel, Netherlands 0 Epe, Gelderland, Netherlands 0 Esbjerg, Region of Southern Denmark, Denmark 0 Espoo, Uusimaa, Finland 0 Essen, North Rhine-Westphalia, Germany 0 Faro, Faro District, Portugal 0 Finland 0 Fira, Southern Aegean, Greece 0 Flensburg, Schleswig-Holstein, Germany 0 Florence, Metropolitan City of Florence, Italy 0 France 15 Frankfurt am Main, Hessen, Germany 0 Frankfurt an der Oder, Brandenburg, Germany 0 Frederikshavn, North Denmark Region, Denmark 0 Fredrikstad, Østfold, Norway 0 Freudenberg, North Rhine-Westphalia, Germany 0 Friuli-Venezia Giulia, Italy 0 Fuengirola, Andalusia, Spain 0 Funchal, Madeira, Portugal 0 Gelsenkirchen, North Rhine-Westphalia, Germany 0 Geneva, Geneva, Switzerland 0 Gera, Thuringia, Germany 0 Germany 24 Ghent, Flanders, Belgium 0 Gibraltar 0 Gibraltar, Gibraltar, Gibraltar 0 Gothenburg, Västra Götaland County, Sweden 0 Gotland, Gotlands län, Sweden 0 Granada, Andalusia, Spain 0 Graz, Styria, Austria 0 Greece 6 Groningen, Groningen, Netherlands 0 Gurro, Province of Verbano-Cusio-Ossola, Italy 0 Győr, Gyor-Moson-Sopron, Hungary 0 Gżira, Gżira, Malta 0 Hafnarfjörður, Hafnarfjarðarkaupstaður, Iceland 0 Halland, Halland County, Sweden 0 Hamburg, Hamburg, Germany 0 Hamm, North Rhine-Westphalia, Germany 0 Hammerfest, Finnmark, Norway 0 Hanover, Lower Saxony, Germany 0 Haugerud, Oslo, Norway 0 Haugesund, Rogaland, Norway 0 Heidelberg, Baden-Württemberg, Germany 0 Heidenau, Lower Saxony, Germany 0 Helsingborg, Skåne County, Sweden 0 Helsinki, Uusimaa, Finland 0 Hem, North Holland, Netherlands 0 Hemavan, Västerbotten County, Sweden 0 Heraklion, Crete, Greece 0 Herning, Central Denmark Region, Denmark 0 Hirtshals, North Denmark Region, Denmark 0 Hjallerup, North Denmark Region, Denmark 0 Hjørring, North Denmark Region, Denmark 0 Hoofddorp, North Holland, Netherlands 0 Horsens Hedegårde, North Denmark Region, Denmark 0 Horsens, Central Denmark Region, Denmark 0 Hungary 0 Husnes, Vestland, Norway 0 Hvide Sande, Central Denmark Region, Denmark 0 Hörby, Skåne County, Sweden 0 Húsavík, Norðurþing, Iceland 0 Inari, Lapland, Finland 0 Innsbruck, Tyrol, Austria 0 Italy 3 Jeppo, Ostrobothnia, Finland 0 Jyväskylä, Central Finland, Finland 0 Jönköping, Jonkoping County, Sweden 0 Kajaani, Kainuu, Finland 0 Kalamata, Peloponnese Region, Greece 0 Karlskrona, Blekinge County, Sweden 0 Karlstad, Varmland County, Sweden 0 Kassel, Hessen, Germany 0 Kavala, East Macedonia and Thrace, Greece 0 Keflavík, Reykjanesbær, Iceland 0 Kemi, Lapland, Finland 0 Kiel, Schleswig-Holstein, Germany 0 Kirkjubæjarklaustur, Skaftárhreppur, Iceland 0 Kiruna, Norrbotten County, Sweden 0 Klagenfurt am Wörthersee, Carinthia, Austria 0 Kolding, Region of Southern Denmark, Denmark 0 Kopavogur, Kópavogsbær, Iceland 0 Korsør, Region Zealand, Denmark 0 Košice, Košice Region, Slovakia 0 Kraków, Lesser Poland Voivodeship, Poland 0 Kranjska Gora, Jesenice, Slovenia 0 Kristiansand, Agder, Norway 0 Kristiansund, Møre og Romsdal, Norway 0 Lagos, Faro District, Portugal 0 Lappeenranta, South Karelia, Finland 0 Lappi, Satakunta, Finland 0 Larnaca, Larnaca, Cyprus 0 Las Palmas de Gran Canaria, Canary Islands, Spain 0 Lausanne, Vaud, Switzerland 0 Leiden, South Holland, Netherlands 0 Leipzig, Saxony, Germany 0 Lelystad, Flevoland, Netherlands 0 Lenka, Banská Bystrica Region, Slovakia 0 Leuven, Flanders, Belgium 0 Liberec, Liberec Region, Czechia 0 Lidköping, Västra Götaland County, Sweden 0 Lille, Hauts-de-France, France 0 Lillehammer, Innlandet, Norway 0 Limassol, Limassol, Cyprus 0 Lindau, Bavaria, Germany 0 Linköping, Östergötland County, Sweden 0 Linz, Upper Austria, Austria 0 Lisbon, Lisbon, Portugal 0 Liège, Wallonia, Belgium 0 Ljubljana, Ljubljana, Slovenia 0 London, England, United Kingdom 0 Luleå, Norrbotten County, Sweden 0 Lund, Skåne County, Sweden 0 Luz, Faro District, Portugal 0 Lyon, Auvergne-Rhône-Alpes, France 0 Maastricht, Limburg, Netherlands 0 Madrid, Community of Madrid, Spain 3 Malmö, Skåne County, Sweden 0 Malta 4 Marbella, Andalusia, Spain 0 Maribor, Administrative unit Maribor, Slovenia 0 Marseille, Provence-Alpes-Côte d'Azur, France 0 Mechelen, Flanders, Belgium 0 Milan, Metropolitan City of Milan, Italy 0 Miskolc, Borsod-Abaúj-Zemplén, Hungary 0 Montpellier, Occitanie, France 0 Moss, Østfold, Norway 0 Msida, Malta, Malta 0 Msida, Msida, Malta 0 Munich, Bavaria, Germany 0 Murcia, Region of Murcia, Spain 1 Málaga, Andalusia, Spain 3 Münster, North Rhine-Westphalia, Germany 0 Naples, Metropolitan City of Naples, Italy 0 Naxxar, Naxxar, Malta 0 Nedstrand, Rogaland, Norway 0 Netherlands 20 Nice, Provence-Alpes-Côte d'Azur, France 0 Nijmegen, Gelderland, Netherlands 0 Norrköping, Östergötland County, Sweden 0 Norway 0 Nuremberg, Bavaria, Germany 0 Odense, Region of Southern Denmark, Denmark 0 Olomouc, Olomouc Region, Czechia 0 Oslo, Oslo, Norway 0 Ostrava, Moravian-Silesian Region, Czechia 0 Oulu, North Ostrobothnia, Finland 0 Palermo, Metropolitan City of Palermo, Italy 0 Paris, Île-de-France, France 0 Perpignan, Occitanie, France 0 Pietà, Malta, Malta 0 Pietà, Pietà, Malta 0 Piraeus, Attica, Greece 0 Plovdiv, Plovdiv Province, Bulgaria 0 Plzeň, Plzeň Region, Czechia 0 Poland 0 Porto, Porto District, Portugal 0 Portugal 3 Posti, Võru County, Estonia 0 Poznań, Greater Poland Voivodeship, Poland 0 Prague, Prague, Czechia 0 Prešov, Prešov Region, Slovakia 0 Pécs, Baranya, Hungary 0 Qormi, Qormi, Malta 0 Randers, Central Denmark Region, Denmark 0 Rauma, Satakunta, Finland 0 Reykjavík, Reykjavíkurborg, Iceland 0 Riga, Riga, Latvia 0 Rio de Janeiro, State of Rio de Janeiro, Brazil 0 Roden, Drenthe, Netherlands 0 Romania 0 Rome, Metropolitan City of Rome Capital, Italy 0 Roskilde, Region Zealand, Denmark 0 Rothenburg ob der Tauber, Bavaria, Germany 0 Rotterdam, South Holland, Netherlands 0 Roubaix, Hauts-de-France, France 0 Rovaniemi, Lapland, Finland 0 Ruse, Ruse, Bulgaria 0 Salzburg, Salzburg, Austria 0 San Ġwann, San Ġwann, Malta 0 Sandefjord, Vestfold, Norway 0 Santander, Cantabria, Spain 0 Seville, Andalusia, Spain 0 Sicily, Italy 0 Silkeborg, Central Denmark Region, Denmark 0 Sirkka, Lapland, Finland 0 Skagen, North Denmark Region, Denmark 0 Skanderborg, Central Denmark Region, Denmark 0 Skellefteå, Västerbotten County, Sweden 0 Sliema, Malta, Malta 0 Sliema, Sliema, Malta 0 Slovakia 0 Slovenia 0 Sofia, Sofia City Province, Bulgaria 0 Spain 32 St. Julian's, Eastern Region, Malta 0 St. Julian's, Malta, Malta 0 St. Julian's, St. Julian's, Malta 7 Stavanger, Rogaland, Norway 0 Stetten, Baden-Württemberg, Germany 0 Stockholm, Stockholm County, Sweden 0 Struer, Central Denmark Region, Denmark 0 Stuttgart, Baden-Württemberg, Germany 0 Sundsvall, Västernorrland County, Sweden 0 Svendborg, Region of Southern Denmark, Denmark 0 Sweden 0 Switzerland 3 Szeged, Csongrád, Hungary 0 São Paulo, State of São Paulo, Brazil 0 Sønderborg, Region of Southern Denmark, Denmark 0 Søndervig, Central Denmark Region, Denmark 0 Tallinn, Harju County, Estonia 0 Tampere, Pirkanmaa, Finland 0 Tauberbischofsheim, Baden-Württemberg, Germany 0 Thale, Saxony-Anhalt, Germany 0 The Hague, South Holland, Netherlands 0 Thessaloniki, Central Macedonia, Greece 0 Tilburg, North Brabant, Netherlands 0 Torremolinos, Andalusia, Spain 0 Torrevieja, Valencian Community, Spain 0 Toulouse, Occitanie, France 0 Tromsø, Troms, Norway 0 Trondheim, Trøndelag, Norway 0 Turin, Metropolitan City of Turin, Italy 0 Turku, Southwest Finland, Finland 0 Târgu Mureș, Mureş, Romania 0 Umeå, Västerbotten County, Sweden 0 United Kingdom 2 Uppsala, Uppsala County, Sweden 0 Urk, Flevoland, Netherlands 0 Utrecht, Utrecht, Netherlands 0 Valencia, Valencian Community, Spain 0 Valladolid, Castile and León, Spain 0 Valletta, Valletta, Malta 0 València, Valencian Community, Spain 0 Vantaa, Uusimaa, Finland 0 Varna, Varna, Bulgaria 0 Vejle, Region of Southern Denmark, Denmark 0 Venice, Metropolitan City of Venice, Italy 0 Verona, Province of Verona, Italy 0 Vienna, Vienna, Austria 0 Vila Nova de Gaia, Porto District, Portugal 0 Vilnius, Vilnius City Municipality, Lithuania 0 Västerås, Västmanland County, Sweden 0 Warsaw, Masovian Voivodeship, Poland 0 Wiesbaden, Hessen, Germany 0 Wrocław, Lower Silesian Voivodeship, Poland 0 Wuppertal, North Rhine-Westphalia, Germany 0 Zakinthos, Ionian Islands, Greece 0 Zborov, Prešov Region, Slovakia 0 Zoetermeer, South Holland, Netherlands 0 Zonnebeke, Flanders, Belgium 0 Zürich, Zurich, Switzerland 0 Ålbæk, North Denmark Region, Denmark 0 Åleborg, Agder, Norway 0 Ålesund, Møre og Romsdal, Norway 0 Ærøskøbing, Region of Southern Denmark, Denmark 0 Örebro, Örebro County, Sweden 0 Český Krumlov, South Bohemian Region, Czechia 0 Łódź, Łódź Voivodeship, Poland 0 Žilina, Žilina Region, Slovakia 0