California aqueduct near Barstow. Concrete canals like this one bring needed water to Southern California from snowmelt in the Sierra Nevada and the Colorado River. Without this water, cities like Los Angeles could not exist at their present size. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Matulavich, Peter |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Länge: | 17 Sekunden |
Seitenverhältnis: | 4:3 |
Restrictions: | - |