Categories

The following categories exist on Commons.

• For an introduction, see Commons:Categories
• These categories contain media or pages. In red, it includes Special:WantedCategories that need a category description page. Special:UnusedCategories are not shown here. Special:PrefixIndex/Category lists all categories with existing category description pages.

• Locks (1 member)
• Locks (Hydraulic engineering) (2 members)
• Locks (Volga Hydroelectric Station) (70 members)
• Locks (firearm) (29 members)
• Locks (firearm) in the Cleveland Museum of Art (17 members)
• Locks (security device) (0 members)
• Locks (security devices) (341 members)
• Locks (water transport) (201 members)
• Locks (water transport) by country (5 members)
• Locks (water transport) in Cardiff (15 members)
• Locks (water transport) in France (0 members)
• Locks (water transport) in Ohio (4 members)
• Locks (water transport) in Oregon (4 members)
• Locks (water transport) in Washington (state) (9 members)
• Locks (water transport) in West Virginia (6 members)
• Locks (water transport) in the United States (6 members)
• Locks 01 - 04 (C&O Canal) (39 members)
• Locks Green National School and Mission Room (5 members)
• Locks Heath (85 members)
• Locks Heath Free Church (7 members)
• Locks Inn, Geldeston (14 members)
• Locks Village, Massachusetts (8 members)
• Locks and dams in Minneapolis (7 members)
• Locks and dams in Minneapolis, Minnesota (0 members)
• Locks and dams on the Illinois Waterway (8 members)
• Locks and gears at Pont de la Machine (40 members)
• Locks and keys (1 member)
• Locks and keys in the Cooper–Hewitt, Smithsonian Design Museum (150 members)
• Locks at the Three Gorges Dam (0 members)
• Locks by country (22 members)
• Locks by function (8 members)
• Locks by manufacturer (9 members)
• Locks by material (2 members)
• Locks by type (27 members)
• Locks in Bangladesh (2 members)
• Locks in Canada (3 members)
• Locks in China (1 member)
• Locks in Denmark (2 members)
• Locks in Denmark by city (1 member)
• Locks in Esbjerg (1 member)
• Locks in Finland (13 members)
• Locks in Florence (1 member)
• Locks in France (4 members)
• Locks in Germany (9 members)
• Locks in Greece (2 members)
• Locks in Hong Kong (1 member)
• Locks in India (9 members)
• Locks in Indonesia (2 members)
• Locks in Iran (1 member)
• Locks in Ireland (1 member)