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Remains of the so-called Temple of Apollo at Hadrian's Villa, Tivoli, from Views of Rome
From the collection of Art Institute of Chicago. Free to download, adapt and use — no permission needed.
Credit lineRemains of the so-called Temple of Apollo at Hadrian's Villa, Tivoli, from Views of Rome. 1768. Giovanni Battista Piranesi, Italian, 1720-1778. The Art Institute of Chicago, The Charles Deering Collection. CC0.