Zeche Gneisenau Welcome to Alyn Works Aldons Elsie Copper mine Top Park Two pints of Guinness Ribbon Gum Whim engine Slag pots Bailey Hall Mill Incline drum Schwebebahn Ready to go Kostolac power station Flash! Under the wires Bryn-yr-ardd kiln Four in a row Hoffmann Bee Hive No.2 Mill Raw materials and byeproducts Birkenhead Merseyside 21st February 2019 Birks End kiln Conveyors Campillos Water supplies Chemicals in Leek Draw kiln Cooling Two queens under construction Hand signals Wredon reflection Moore Lane Bridge Side Lime Works Gdansk Shipyard Pant-y-Pydew For emergencies Coal mining archaeology Clarence Mills Nant Gadwen lower incline Caernant The watcher Pumping station