lock
fall structure with a fixed chamber in which the water level changes
Limehouse Basin Lock
lock in London Borough of Tower Hamlets, London, England, UK
Cheatham Lock and Dam
dam in Ashland City, Tennessee, USA
Ponte Tura
building in Grosseto, Italy
Bertrand H. Snell Lock
lock on the St. Lawrence Seaway
caisson lock
canal lock
Peterborough Lift Lock
boat lift
Lockington Locks
historic district in the United States
Wilhelmshaven lock
harbour lock in Wilhelmshaven, Germany
Koblenz Barrage
barrage on the Moselle where it joins the Rhine at Koblenz
Benham Lock
lock on Kennet and Avon Canal, England
Copse Lock
lock on the Kennet and Avon Canal in England
Dun Mill Lock
lock on Kennet & Avon canal
Kelston Lock
Canal lock in England
Casa Rossa Ximenes
building in Italy
Blake's Lock
lock situated on the River Kennet in Reading, Berkshire, England
Bow Locks
canal locks in London
City Road Lock
lock on the Regent's Canal, London
Federal Dam
dam owned and operated by the US Army Corps of Engineers in Troy, New York, USA
Point Marion Lock and Dam
dam in Greene County, Pennsylvania, United States of America
Temple Lock
lock and weir on the River Thames in Buckinghamshire, England
Franklin Lock and Dam
dam in Olga, Florida, United States
Bayard Lock
lock in Toulouse, France
Belleville Lock and Dam
dam in Wood County, West Virginia, United States of America
Greenup Lock and Dam
dam in Greenup County, Kentucky, United States of America
Robert C. Byrd Lock and Dam
dam in Ohio/West Virginia border
weir and lock complex Linne
weir, lock and hydroelectric power station on the Meuse river near Linne, the Netherlands
Waterford Flight
set of locks on the Erie Canal in upstate New York, USA
Cobbler's Lock
Canal lock in Berkshire, England
Barrage de Poses
dam in France
McAlpine Locks and Dam
dam in Louisville, Kentucky
Middle Dnieper Hydroelectric Station
dam in Dnipropetrovsk Oblast, Ukraine
Guyer's Lock
English canal lock
Semington Locks
lock in Semington, Wiltshire, England, UK
Weston Lock
lock on the Avon Navigation in Bath, England, UK
Coxes Lock
lock on the River Wey Navigation in Addlestone, Surrey, England, UK
Elizabeth Locks & Dam
dam in Elizabeth, Pennsylvania and West Elizabeth, Pennsylvania
Kings Norton Stop Lock
lock in Birmingham, West Midlands, England, UK
Little Goose Dam
dam in Washington state, United States
Tom Bevill Lock and Dam
dam in Pickens County, Alabama, United States of America
Waltham Common Lock
lock in Hertfordshire, England, UK
Chicago Harbor Lock
stop lock and dam in Illinois, US
Linden harbour lock
Listed lock in Hannover-Limmer, Germany
W. D. Mayo Lock and Dam
dam in Oklahoma