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an image of a historic boat that once used to pull cargo and people up the towpath on the Potomac River
The C and O Canal Trail At Lock 69 with Water Spilling out of the Dam Surrounded by Forest
Two pogy or pogey (menhaden) purse seine fishing boats locking through the Inner Harbor Navigation Canal Lock (also known as Industrial Canal Lock) in New Orleans, Louisiana, USA. The canal connects the Mississippi River (in background) with Lake Pontchartrain and the Gulf Intracoastal Waterway and associated port facilities. Photo take in 1953 before the Claiborne Avenue Bridge was built in 1957.
The historic Channahon Lock Number 7 on the I & M canal in morthern Illinois.
A lock on a man-made tributary diverting water from the natural river to the east  to overcome the annual variances in water depth on the river in order to maintain the shipping trade along the Mississippi River in the central United States.  This aerial view is just outside of St. Louis, Missouri on the Illinois side of the river.
C&O NHP - Canal & Lock - 1987. Scanned from Kodachrome 64 slide.
Finistere, France - September 30, 2015: This is the River Aulne, a canalised river which is part of the Nantes-Brest canal in a rural area of inland Finistere, Brittany, France. It is a warm sunny day in late summer / early autumn, September. There are lock gates. There are upturned boats in the foreground. There is a family fishing and sitting on the lock.
River cruise boat entering Lock and Dam 22 on Mississippi river
View of Marsh Lock weir at river Thames, Henley-on-thames, UK
Bingley Five Rise Locks on the Leeds and Liverpool canal raise the waterway 60 feet. They were built in 1774.
St Catherine's Lock near Guildford Surrey England Europe
Canal Boat and bridge on the Erie canal-Watertown Ohio
Marina with boats on Memphremagog lake during day of summer with railroad in foreground
Sailboats in the Gota canal on a beautiful summer day
Grand Union Canal at Hatton Locks Warwickshire England UK. It is a sunny summer day and the canal is still. Spring colours line the bank.
The D+R (Delaware and Raritan) Canal was a major shipping channel back in the day for NJ.  Now it's just a great place to go for a walk.  This is one of the few remaining locks that would help raise and lower the barges.  You can get the feelings of control and strength from this scene
Rideau Canal locks  on river, , a UNESCO World Heritage Site, summer evening, Ottawa, Ontario, Canada . Bridge and Gatineau, Quebec in background.
Sunny Summer day landscape of a recreational trail beside the remains of a lock on the Hennepin Canal in Northern Illinois.
St. Catharines, Canada.
Massive gate inside the Miraflores locks on the Panama canal
aerial view of the Wroclaw city,Poland
Aerial shot of the small town of Elizabeth, Pennsylvania on a summer morning. The shot includes coal barges on the Monongahela River.
Starved Rock SP - Barge & Towboat Enter Lock on Illinois River
Aerial view of Waterway Locks
This canal was built at the end of the seventeenth century to facilitate trade with the Mediterranean and joined the side channel of the Garonne (linking Toulouse and Bordeaux) forming the so-called channel of the two seas that communicates by river the Atlantic to the Mediterranean, being extended in its origin by the canal of the Rhône to Sète.\nThe construction of the Midday Canal was carried out between 1666 and 1681 under the supervision of the engineer Pierre-Paul Riquet.
The river in the morning
Looking down the historic I and M Canal at Lock 14 in LaSalle, Illinois.
Life along the canal in Wales
Free Images: "bestof:Lock 41 C and O Canal.jpg en Lock 41 above Big Slackwater Here the boats re-entered the canal from the Big Slackwater own Bonnachoven Chesapeake Ohio Canal"
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