Mixed sketches from Mexico including a figure in a canoe viewed in right profile at upper right, architectural designs and an obliquely viewed building at lower right, and at left, a statue of a lion ...

An AI generated optical illusion challenged users to spot hidden lion faces blended into the sketch of a grassy plain.

Six of the lions on the 24-by-20-inch canvas are depicted in exquisite detail, while the seventh appears as a simple line sketch.

Six of the lions on the 24-by-20-inch canvas are depicted in exquisite detail, while the seventh appears as a simple line sketch.