Glacial valley, U-shaped valley or glacial trough. This photo was taken in Zezere river, Serra da Estrela, Portugal.

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Size: 2832px × 4256px
Photo credit: © José María Barres Manuel / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: -shaped, da, estrela, geology, geomorphology, glacial, granite, landscape, mountain, portugal, relief, river, road, serra, trough, valley, zezere