travel germany route of industrial culture in the ruhr area

altes ancient architecture area building canal canals castroprauxels channel construction culture dortmund dortmundems dortmundemskanal elevator ems europe exhibition federal german germany henrichenburg historic historical history industrial landmark lift lock lwl museum oberwiese office old park phenol river route ruhr ruhrgebiet schiffshebewerk ship shipping steam steel tanker the tourism travel upper urban waltrop water waterway west