The royal wedding was a very popular search this year
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So what is scampi? The topics we Googled this year

In 2011, Britons were keen to find out how to wallpaper and all about the latest fitness craze Zumba.

That's according to Google's annual Zeitgeist - a look back at the most popular search terms of the year.

The royal wedding topped the list of 'fastest rising' search terms, with Apple's yet-to-be-released iPhone 5 coming in second place.

The most intriguing list was the "what is" top 10, with a diverse set of queries including "what is scampi".

Andy Moore reports.