College Park, MD, USA
Guayaquil, Guayas, Ecuador
Karlsruhe, Germany
Washington, DC, USA
Hamburg, Hamburg, Germany
Oberursel (Taunus), Hessen, Germany
Marbach am Neckar, Baden-Württemberg, Germany
Köln, Nordrhein-Westfalen, Germany
Laurel, MD, USA
Veliko Tarnovo, Veliko Tarnovo Province, Bulgaria
Gaithersburg, MD, United States
Herzliyya, Tel Aviv district, Israel
