Frieze Hippogriffs ancient marble in the courtyard of the palace of the Valley 

This etching, "Frieze Hippogriffs ancient marble in the courtyard of the palace of the Valley," is a work by the renowned Italian artist Giovanni Battista Piranesi, known for his detailed architectural drawings and etchings of Rome. The etching depicts a frieze with three hippogriffs, a mythical creature with the head and forelegs of a horse and the body and wings of an eagle, each flanking an ornate vase. The hippogriffs are positioned atop a block of marble, intricately carved with foliage and cherubs. Piranesi's meticulous depiction of this architectural detail showcases his keen eye for capturing the beauty of classical Roman architecture, while also highlighting the intricate artistry of the carvings.