Great images! Many interpretations. Really difficult to choose. The winners:
Honorable Mention:
Arnie: Love how the delicate shadows showcase/frame the woman and the picture.
Jola: Queens of Persepolis: hints at a mysterious story. The shadow is essential to the composition.
David: Fremantle Prison - Chapel: Beautiful.
Marcel: el gato: A playful image.
Gill: Flood reflections: love the smooth textures.
Third Place: Paul
Sigiriya, almost: love the composition and its integration of the shadow:
Second Place: Flo
Shadow Play: A delightful trompe l'oeil! The interplay between object and shadow nails it.
First Place: Walter
Getty Center: Love the symmetries and delicate shadows. Beautiful!