Northern Catherine Canal
Kanava, Russia · built 1822
Northern Ekaterininsky Canal (C, Severo-Yekaterininsky Kanal), or Catherine's Canal is an abandoned canal in the Komi Republic and Perm Krai in northern Russia, connecting the basin of the Northern Dvina with that of the Kama, a tributary of the Volga.
Canal data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).