This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
ZSchleusentor Oben. Wiener Neustdter Kanal Schemaische Ansicht des oberen Schleusentores Vienna Neustaedter Canal Schematic view of uper sluice gate own Motox Canal and damrelated diagrams Wiener Neustdter Kanal
Page 2023 Free-images.com. All images are Public Domain