Basement Catwalk Type:Unframed photographed in 2016 after a

photographed in 2016 after a decade of abandonment

Timber steps descend from a deck at the rear of the Ranger Headquarters

Faint light pushes through a grimy window

Golden light cuts through a corridor window in the novitiate building of the former Lewisham Hospital

A 1969 fire gutted its interior and all internal structures were removed

Basement Catwalk Type:Unframed photographed in 2016 after aA makeshift timber catwalk bridges a pit in the concrete floor of the engine house basement at Elrington Colliery, near Abernethy. Old conveyor rollers are stacked against the rear wall, left in place after the mine closed in December 1962. The engine house sat at the centre of BHP's surface infrastructure, completed between 1925 and 1930. Part of the Elrington Colliery series.