full hdri 360 panorama in empty dirty room in abandoned building damaged by explosion in entrance with old staircase in spherical

360 stairs staircase abandon panorama hdri hdr degree equirectangular spherical seamless abandoned area broken glass building concrete crash damage danger debris decline destroy empty environment map eviction exclusion zone explosion interior panoramic place refuse room rough ruin rusty space war window climb corridor entrance hall handrail projection stairwell view wall full dirty damaged old ready virtual reality