Stock Photo: Old Brickwork Sewer Tunnel With Light From The Turn. Underground River Or Old Rainwater Collector Of The 19Th Century

KEYWORDS

abandoned arch background brickwork circle city civil engineering collector danger dark deep dirty drain drainage engineer exit exploration grunge historical history hole industrial inside light manhole old pipe pipeline plumbing river rough sewage sewer sewerage storm surface system systems texture tube tunnel underground utility wall waste wastewater water turn rainwater 19th century turn century