Array
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            [media] => photo
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            [url] => http://www.flickr.com/photos/50571660@N08/4699154351/sizes/n/
            [media] => photo
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            [height] => 324
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            [url] => http://www.flickr.com/photos/50571660@N08/4699154351/sizes/m/
            [media] => photo
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            [url] => http://www.flickr.com/photos/50571660@N08/4699154351/sizes/z/
            [media] => photo
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            [url] => http://www.flickr.com/photos/50571660@N08/4699154351/sizes/o/
            [media] => photo
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)