Moody black and white silhouette of a man walking by the water in Istanbul's harbor under an overcast sky.

Silhouette of a Person Walking on a Shore under a Cloudy Sky 

Two mute swans grace a serene lake with a snowy mountain backdrop in Alpnach, Switzerland.

Mute Swans on the River

A picturesque landscape of a historic lighthouse in Putgarten, Germany, set against a dramatic cloudy sky.

A stunning view of Cerro Otto with a clear blue sky and surrounding landscape in Patagonia.

Front view of Otto G. Richter Library at University of Miami in Coral Gables.

A historic tugboat named Otto Lauffer docked at Hamburg harbor during a serene sunset.

Black and white photo of a train crossing the Otto-Sill-Brücke in Hamburg, capturing modern urban architecture.

Otto G. Richter Library entrance at University of Miami with clear blue skies and green foliage.

Vibrant University of Miami campus scene with students near Otto G. Richter Library.

A red-haired woman using a smartphone with the Berlin Cathedral in the background, showcasing urban life.

Close-up of peace symbol graffiti on rocks by the sea in Laigueglia, Italy.

Modern subway platform in Vienna with clear sky backdrop and empty tracks.

IDyllic view of a boat on the calm waters of San Carlos de Bariloche, Argentina.