The Pregolya or Pregola ( _ru. Преголя; _de. Pregel; _lt. Prieglius) is a river in the Russian Kaliningrad Oblast exclave.

It starts as a confluence of the Instruch and the Angrapa and drains into the Baltic Sea through Vistula Lagoon. Its length under the name of Pregolya is 123 km, 292 km including the Angrapa. The basin has an area of 15,500 km². The average flow is 90 m³/s.

Euler's Seven Bridges of Königsberg problem was based on the rivers' bridges in Königsberg, now Kaliningrad.

Cities and towns




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  • Pregolya — Saltar a navegación, búsqueda 54°41′N 20°23′E / 54.683, 20.383 …   Wikipedia Español

  • Pregolya — Pregolia Pregolia (Pregel) La Pregolia à Kaliningrad Caractéristiques Longueur 123 km Bassin …   Wikipédia en Français

  • Pregolya — Sp Priẽglius Ap Преголя/Pregolya rusiškai Ap Pregel vokiškai L u. RF Kaliningrado sr …   Pasaulio vietovardžiai. Internetinė duomenų bazė

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  • Drainage basins of Lithuania — There are six major drainage basins in Lithuania: the rivers Neman (Lithuanian:Nemunas), Lielupe, Venta, Daugava, Pregolya, and a strip along the Baltic where rivers flow directly into the sea.[1] The Neman River drains 65.9% of Lithua …   Wikipedia

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  • Gvardeysky District — ( ru. Гвардейский район) is a district (raion) of Kaliningrad Oblast, Russia. The district s administrative center is the town of Gvardeysk. District s population: 32,101 (2002 Census); 27,299 (1989 Census).The district is situated in the center… …   Wikipedia

  • Polessky District — ( ru. Полесский район) is a district (raion) of Kaliningrad Oblast, Russia. The district s administrative center is Polessk. District s population: 19,018 (2002 Census).The district is situated in the center of the oblast, with the Curonian… …   Wikipedia

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