I think you're actually right, this is either AI or a photoshop job. The longer you look, the weirder it gets. The lighting situation doesn't make sense, the pillar on the right is supposed to be further back from the 'camera' but looks bigger than the pillar on the left, the overhang on the left going off-camera is weirdly curved and broken in a way that really looks like it should collapse, and the blocks on the top of the overhangs are amorphous