Signal, signals or signalling may refer to:
Traffic Control :: Transportation and Logistics
Manuals :: Driver's Education
Photography :: Roads and Highways

Manual on Uniform Traffic Control Devices - The standard for signs, signals, and pavement markings in the United States. Includes HTML and .pdf versions.
Traffic Sign and Signals - International overview, emphasizing the Vienna Convention of 1968 standardizing traffic control. Thorough links section.
Collection - Humorous examples.
Meta Description: [ collection of priceless pics, funny, ,jokes, cool links, weird news, precious,parody, satire,sex, nudity, adult humor, amatuers ]
International Road Signs - Images of Italian signs with english descriptions.
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Road Signs in Malaysia - Malaysia signs and signals.
Signals - Extensive photo collection of australian signs.
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Arts and Environment Initiative - Part of the Center for Economic and Environmental Development at Allegheny College in Pennsylvania. Page shows recent projects including two involving the sculpting of road signs into art (Read Between the Signs and Signs and Flowers
Bartolomeo: Traffic Signs of the World - Examples of child crossing, construction, and falling rock signs worldwide.
Chinese Traffic Signs - Some images of Chinese signs, but the text is in Chinese.
Diamond Signs - Photograph collection of warning signs.
Evaluation of Traffic Signal Displays for Protected/Permitted Left-Turn Control - Research project studying controls for this movement, addressing such principles as the left-turn trap. Includes animated graphic examples.
France Road Signs - Large collection of French road signs.
Meta Description: [ Resource for people that would like to live or travel in France. Learn about French culture, driving, trains, people, government, politics, etc.. ]
From War to Worboys - Chronicles the history and evolution of signs in the United Kingdom.
German Traffic Signs, Signals, and Markings - Illustrations and detailed commentary.
Meta Description: [ A complete guide to German traffic signs and signals ]
Hawaii Road Sign Photos - Many standard and unusual examples.
Meta Description: [ Page 1 of a three-page collection of almost five dozen road signs on highways throughout Hawaii. Adjunct to the Hawaii Highways road photos collection. ]
Highway Route Markers - Contains hundreds of images from around the world.
Meta Description: [ Contains hundreds of highway
signs and markers from the United States, Canada, and other countries. ]
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Icelandic Road Signs - In Icelandic but some interesting sign variations.
Interstate Highway Control Cities - Covers all 2-digit and major 3-digit U.S. Interstates and gives some explanation as to their selection. Transcription of an AASHTO document.
Italian Road Signs - Most Italian road signs.
Japanese Traffic Signs - Three pages of Japanese signs with English descriptions.
Manual of Traffic Signs - A comprehensive listing of those most commonly used in the United States.
Meta Description: [ This is a comprehensive listing of the most commonly used traffic signs in the United States. ]
Men at Work - Dozens of variations on the Men at Work theme.
Meta Description: [ This is a collection of roadwork signs showing a guy with a shovel. ]
MiniTraff - Unofficial traffic signal simulator available for download. Uses Java.
Motorway Signs - Photos of approach, advance direction, exit, reassurance, and overhead signs on motorways in various countries.
MUTCD History - Page by the Texas Transportation Institute illustrating the changes between each edition of the U.S. Manual on Uniform Traffic Control Devices. Also includes related articles.
My Crazy Hobby - Photograph inventory of a large personal collection.
National Committee on Uniform Traffic Control Devices - U.S. organization which helps develop standards which are often applied to the Manual on Uniform Traffic Control Devices. Site includes history, member information, and meeting information.
Meta Description: [ NCUTCD - National Committee on Uniform Traffic Control Devices ]
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New Zealand Road Signs - Images of common road signs.
Meta Description: [ New Zealand wide car hire company specialising in renting modern hire cars to overseas visitors. New Zealand Car Rental from a leader in the medium priced rental car hire market. ]
Old California Traffic Signs - Photos of signs from the early 20th century.
Meta Description: [ Brian Smith is preserving a small part of California's transportation history by collecting old california traffic signs from 1920-1960. ]
Ramp Meters - Contains a list of all cities that use ramp metering systems.
Road Sign Images - Various graphic files of U.S. examples, some fictional.
Road Sign Math - Website that accepts submissions of photographs of sign assemblies whose numbers can be arranged to form a mathematical operation.
Road Signs - Illustrations from 1961 from Scandinavia.
Road Signs and History - Collection of news, webmaster's thoughts, and photographs.
Meta Description: [ All the news about funny, ridiculous, and interesting road signs ]
Road Signs in Italy - Images and descriptions of most Italian signs.
Meta Description: [ All Italy road signs, signals, symbols and more ]
Road Signs of DPRK - North Korean road signs.
Road Trip America Signs - Hundreds of funny road signs by category
Roadsigns and Signals - Basic European signage.
Shields Up! - Generates graphic route markers.
Sign Post Forest in Germany - Tourist attraction composed of donated road signs. Site includes visiting information.
Signalfan.com - Photos of an extensive collection of signals and signs, many vintage, plus a gallery of photos covering many geographic areas.
Meta Description: [ Collection of traffic signals and road signs. I am dedicated to the preservation of older signals and signs for their historical value. ]
SignMaker - Java applet letting users create highway sign graphics.
Meta Description: [ This fun Java applet helps you design a freeway sign. ]
Signs on Nova Scotia Roads and Highways - Describes the unique attraction signage on freeways of this Canadian province. Official page of the provincial Department of Transportation and Public Works.
The Great International Highway Makeover - What highway signs could look like.
The Highway Code - Official document of the United Kingdom. Includes illustrations and usage of signs and signals.
Meta Description: [ The Highway code is essential reading for everyone. Its rules apply to all road users: pedestrians, horseriders and cyclists as well as motorcyclists and drivers. ]
The National Campaign to Stop Red Light Running - Advocacy group based in Washington, D.C., U.S. Site includes news, events, articles, and links.
The Traffic Signal Museum - Illustrates a private collection of signals, including pedestrian.
Meta Description: [ This is a private collection of over 70 traffic signals. The collection contains various types of both vehicle and pedestrian signals. ]
The Traffic Signs Regulations and General Directions 2002 - The standard for signs, signals, and pavement markings in the United Kingdom. Includes graphics.
Traffic Control Devices - Texas Transportation Institute page. Includes historical and research documents.
Meta Description: [ This is the home page for Traffic Control Devices at TTI. ]
Traffic Signs in Lebanon - Images of most Lebanese signs.
Traffic Signs in Seoul Korea - A few good pictures of Korean signs and signals.
Watson Lake Sign Post Forest - Gives the background on this feature in the Yukon Territory of Canada consisting of thousands of donated road signs.
Meta Description: [ The World famous Sign Post Forest, Watson Lake's best known attraction. ]
Western New York Signals - Photograph collection. Also covers the Central and Capital/Adirondack regions of the state.
Worth1000.com - Scary Signs 4 - Entries into a contest dealing with humorous alterations of photos. Also provides links to earlier Scary Signs galleries.
Meta Description: [ The top image editing and art contest site on the web. ]
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