sand dunes
Dunes stands for:
- the majority of dunes , a wind-blown deposit of sand
- Dunes , until 1938 Ackmenischken , village in Niederung district, East Prussia, since 1945: Djunnoje , Slavsk Raion, Kaliningrad Oblast, Russia
- Dunes , until 1938 Lissen , village in the Johannisburg district, East Prussia, since 1945: Lisy (Biała Piska) , Powiat Piski, Warmian-Masurian Voivodeship, Poland