adjective . not usual, common, or ordinary; uncommon in amount or degree; exceptional: an unusual sound; an unusual hobby; an unusual response.
http://dictionary.reference.com/search?q=unusual

Rigging, suspension and automation for theatre, film and television.
http://www.unusual.co.uk/

From Haunted Inns and tree houses to luxury houseboats on the lake, South Carolina has a wealth of unusual lodging experiences waiting for you. Do an online search for the most ...
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Unusual Attitudes provides a social atmosphere for gay, lesbian, bisexual and transgender aviation enthusiasts in southern California, Arizona, southern Nevada, and the ...
http://www.unusualattitudes.org/

unlike what is expected; differing in some way from the norm
http://en.wiktionary.org/wiki/Unusual