The first traffic signals showing red and green lights were installed outside which London building?
Answer
Houses of Parliament
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The first traffic signals showing red and green lights were installed outside which London building?
Answer
Houses of Parliament
What does the U.S. abbreviation MUTCD stand for?
Answer
Manual on Uniform Traffic Control Devices
What is the common name of the marker used for United States Numbered Highways?
Answer
U.S. Route shield
Under the Vienna Convention, which color is placed at the top of a vertical traffic signal?
Answer
Red
In the Vienna Convention's A-H road-sign classes, what does category A cover?
Answer
Danger warning signs
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What does the U.S. abbreviation MUTCD stand for?
Answer
Manual on Uniform Traffic Control Devices
What is the common name of the marker used for United States Numbered Highways?
Answer
U.S. Route shield
In the Vienna Convention's A-H road-sign classes, what does category A cover?
Answer
Danger warning signs
What is the British name for a pedestrian crossing marked with black-and-white stripes?
Answer
Zebra crossing
What is the name of the fully driverless metro system serving Copenhagen, Denmark?
Answer
Copenhagen Metro