Plug & socket types
Plug, socket & voltage by country
World map showing the spread of plug types
Useful information for travellers
History of domestic electricity
Why isn’t there a universal standard electric plug?
Why isn’t there a standard voltage around the world?
Three-phase electric power (industrial applications only)
History of driving on the left
List of left- & right-driving countries
Trivia about driving on the left
What if Britain gave up driving on the left?
Oval car stickers
Internet country domains list
Alphabets around the world
Last update: 11 March 2017
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Internet domain suffixes
The world’s scripts and alphabets
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