Road sign with skyscrapers in background, Bundesautobahn 643, Frankfurt, Hesse, Germany

Bridge across river with skyscrapers in background, Ignatz Bubis Bridge, River Main, Frankfurt, Hesse, Germany

Low angle view of office buildings, Niederrad, Frankfurt, Hesse, Germany

Museum of modern art in city, Museum Fur Moderne Kunst, Frankfurt, Hesse, Germany

Bridge in front of buildings at dusk, Ignatz-Bubis-Brucke, Main River, Frankfurt, Hesse, Germany

Buildings lit up in the city at night, Maputo, Mozambique

Church lit up at night, St Catherine's Church, Frankfurt, Hesse, Germany

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

Office buildings lit up at night, Dresdner Bank, DeKaBank, Frankfurt, Hesse, Germany

Two skyscrapers, Frankfurt am Main, Hesse, Germany, Europe

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

Market lit up at night, Wiesbaden, Hesse, Germany

Office buildings lit up at night, Frankfurt, Germany

Office buildings lit up at night, Frankfurt, Germany

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

Commerzbank-Arena, Frankfurt, Hesse, Germany

Building at waterfront lit up at night, Wiesbaden, Hesse, Germany

Building in city lit up at night, Frankfurt, Germany, Europe

Skyscrapers lit up at evening, Frankfurt, Hesse, Germany