River cruise boat entering the lock of the Carrapatelo dam on River Douro

---

River cruise boat entering the lock of the Carrapatelo dam on River Douro

---

Size: 5500px × 3215px
Location: United States
Photo credit: © Backyard Productions / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: barragem, boat, boating, canal, carrapatelo, concrete, construction, cruise, dam, douro, gate, gates, generation, hydro, hydroelectric, industrial, large, lift, lock, outdoor, portugal, power, river, shipping, structure, transportation, travel, urban, wall, water, waterway