Yours isn't very complex and wouldn't pass for a complete download. Looks like it was part of a collection of artwork like this: http://www.shutterstock.com/pic-63245905/stock-vector-locati...

You could have received something like this: http://www.shutterstock.com/pic-89416879/stock-vector-paper-...

or tis one: http://www.shutterstock.com/pic-100932412/stock-vector-city-...

This one looks cool: http://www.shutterstock.com/pic-75302035/stock-vector-vector...

Remember, this is vector. Each and every part of this can be altered. Something I would really advice.