Skyscrapers lit up in city, Messeturm Tower, Frankfurt, Hesse, Germany

Buildings lit up at night, Luminale Light Festival, Frankfurt Stock Exchange, Frankfurt, Hesse, Germany

Office buildings lit up at dusk, Hauptwache, Frankfurt, Hesse, Germany

Low angle view of bank building lit up at night, Westendtower, Frankfurt, Hesse, Germany

Entrance of hotel lit up at night, Wiesbaden, Hesse, Germany

Office building lit up at dusk, Allianz Building, Frankfurt, Hesse, Germany

House lit up at night, Middelhagen, Ruegen, Mecklenburg-Western Pomerania, Germany

Silhouette of skyscrapers lit up at night, Main River, Frankfurt, Hessen, Germany

Streetlight lit up besides theater building, Frankfurt, Germany

City at waterfront lit up at night, Bavaria, Germany

Buildings in city lit up against evening sky, Frankfurt, Germany

Concert house and skyscraper lit up at night, Gewandhaus, University Tower, Augustusplatz, Leipzig, Saxony, Germany

Opera house lit up at night, Frankfurt, Hesse, Germany