It's a sofa with no visible structure, as it's all hidden inside the upholstery.

Deeper excavation found an older, damaged structure which was covered over by the visible structure.

The upper visible structure consisted of a pedestal, a frieze of slabs 2.3 meters in height with high relief scenes, and a thick, projecting cornice.

This dusty composition explains the much stronger forward-scattering, bluer colors and lack of visible structure in the halo.

He discovers certain visible structures and creates a connection between them; he concentrates a disconcerting power in the image that excites our senses.