ID 308005597 © Lilimarmeloart | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
road wall fronhas dam alva river arganil portugal asphalt trees generate crossing reserve countryside source production historical hydraulic environmental construction engineering forest mountain hill resource electric hydropower energy nature hydroelectric station reservoir industrial industry ecological electricity power water architecture environment outdoor landscape valley concrete structure pombeiro beira sao martinho cortiça coimbra portuguese europe mountains