Tlaxcala, Tlaxcala, Mexico
Debrecen, Hajdú-Bihar, Hungary
Lublin, Lublin, Poland
Gdańsk, Pomeranian Voivodeship, Poland
Warsaw, Masovian Voivodeship, Poland
Puebla, Puebla, Mexico
Boston, MA, USA
Pachuca de Soto, Hidalgo, Mexico
Somerville, MA, USA
Barcelona, Catalunya, Spain
Wroclaw, Lower Silesia, Poland
Teotihuacan de Arista, Mexico State, Mexico