Tinkered a little with PS tonight and thought I'd could share what I did - this is not for mapping, but rather for decorating maps.

Here we go:

Click image for larger version. 

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You can pick any picture really, but some pictures will vary in outcome depending on detail and size. If you want to match "illustrations" in the same picture be sure to pick pictures where the object have a similar size and detail.

Click image for larger version. 

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