Depth markers in the narrow section of Douro river in Portugal just below the Carrapatelo dam and lock

---

Depth markers in the narrow section of Douro river in Portugal just below the Carrapatelo dam and lock

---

Size: 5500px × 3669px
Location: United States
Photo credit: © Backyard Productions / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: agriculture, beautiful, canyon, country, countryside, cruise, cultivation, dangerous, douro, europe, field, gorge, green, hill, landscape, narrow, nature, outdoor, plantation, port, portugal, river, rural, scenic, travel, unesco, valley, view, viticulture