375x500 | 151K | jpg free download |
120x160 | 54K | jpg free download |
150x200 | 60K | jpg free download |
576x768 | 288K | jpg free download |
1728x2304 | 1M | jpg free download |
The gates are closed; this is of course the low end of the lock. The water in the lock must be lowered (by letting it out downstream in this direction through sluices in the gates) before the gates can be opened.
375x500 | 151K | jpg free download |
120x160 | 54K | jpg free download |
150x200 | 60K | jpg free download |
576x768 | 288K | jpg free download |
1728x2304 | 1M | jpg free download |