![VIENNA, AUSTRIA - AUGUST 21, 2019: navigation locks in Danube Freudenau near Vienna. Dawn Stock Photo - Alamy VIENNA, AUSTRIA - AUGUST 21, 2019: navigation locks in Danube Freudenau near Vienna. Dawn Stock Photo - Alamy](https://l450v.alamy.com/450v/wxxcgm/vienna-austria-august-21-2019-navigation-locks-in-danube-freudenau-near-vienna-dawn-wxxcgm.jpg)
VIENNA, AUSTRIA - AUGUST 21, 2019: navigation locks in Danube Freudenau near Vienna. Dawn Stock Photo - Alamy
![AUSTRIA, WIEN, River power plant and ship lock, Danube, Freudenau, Vienna - Wien, Austria, Stock Photo, Picture And Rights Managed Image. Pic. VIG-4420034 | agefotostock AUSTRIA, WIEN, River power plant and ship lock, Danube, Freudenau, Vienna - Wien, Austria, Stock Photo, Picture And Rights Managed Image. Pic. VIG-4420034 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/b745d6c953855a9103ae372988e72570/vig-4420034.jpg)
AUSTRIA, WIEN, River power plant and ship lock, Danube, Freudenau, Vienna - Wien, Austria, Stock Photo, Picture And Rights Managed Image. Pic. VIG-4420034 | agefotostock
![AUSTRIA, WIEN, River power plant and ship lock, Danube, Freudenau, Vienna - Wien, Austria, Stock Photo, Picture And Rights Managed Image. Pic. VIG-4420055 | agefotostock AUSTRIA, WIEN, River power plant and ship lock, Danube, Freudenau, Vienna - Wien, Austria, Stock Photo, Picture And Rights Managed Image. Pic. VIG-4420055 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/141539bde610493f5c2f06efbf21d175/vig-4420055.jpg)
AUSTRIA, WIEN, River power plant and ship lock, Danube, Freudenau, Vienna - Wien, Austria, Stock Photo, Picture And Rights Managed Image. Pic. VIG-4420055 | agefotostock
![Wien, Vienna: water power station Freudenau at Danube, lock, cruise ship, 02., Wien, Austria Stock Photo - Alamy Wien, Vienna: water power station Freudenau at Danube, lock, cruise ship, 02., Wien, Austria Stock Photo - Alamy](https://c8.alamy.com/comp/H7NDRN/wien-vienna-water-power-station-freudenau-at-danube-lock-cruise-ship-H7NDRN.jpg)
Wien, Vienna: water power station Freudenau at Danube, lock, cruise ship, 02., Wien, Austria Stock Photo - Alamy
![VIENNA, AUSTRIA - AUGUST 21, 2019: navigation locks in Danube Freudenau near Vienna. Dawn Stock Photo - Alamy VIENNA, AUSTRIA - AUGUST 21, 2019: navigation locks in Danube Freudenau near Vienna. Dawn Stock Photo - Alamy](https://c8.alamy.com/comp/WXXCGY/vienna-austria-august-21-2019-navigation-locks-in-danube-freudenau-near-vienna-dawn-WXXCGY.jpg)
VIENNA, AUSTRIA - AUGUST 21, 2019: navigation locks in Danube Freudenau near Vienna. Dawn Stock Photo - Alamy
![Wien, Vienna: Lock at the Freudenau power station in the Danube, 02., Wien, Austria Stock Photo - Alamy Wien, Vienna: Lock at the Freudenau power station in the Danube, 02., Wien, Austria Stock Photo - Alamy](https://c8.alamy.com/comp/H9B0DR/wien-vienna-lock-at-the-freudenau-power-station-in-the-danube-02-wien-H9B0DR.jpg)
Wien, Vienna: Lock at the Freudenau power station in the Danube, 02., Wien, Austria Stock Photo - Alamy
![VIENNA, AUSTRIA - AUGUST 21, 2019: navigation locks in Danube Freudenau near Vienna. Dawn Stock Photo - Alamy VIENNA, AUSTRIA - AUGUST 21, 2019: navigation locks in Danube Freudenau near Vienna. Dawn Stock Photo - Alamy](https://l450v.alamy.com/450v/wxxcgt/vienna-austria-august-21-2019-navigation-locks-in-danube-freudenau-near-vienna-dawn-wxxcgt.jpg)
VIENNA, AUSTRIA - AUGUST 21, 2019: navigation locks in Danube Freudenau near Vienna. Dawn Stock Photo - Alamy
![Leaving the pound lock of the hydroelectric plant Freudenau on the river Danube in Vienna, Austria Stock Photo - Alamy Leaving the pound lock of the hydroelectric plant Freudenau on the river Danube in Vienna, Austria Stock Photo - Alamy](https://c8.alamy.com/comp/D7RGFP/leaving-the-pound-lock-of-the-hydroelectric-plant-freudenau-on-the-D7RGFP.jpg)