There is an intriguing outbreak of using maps in art in the blogosphere;
The above image is of the English channel and is from the intriguing Fata Morgana which, using the latest feature in the Google Maps API has taken away everything but the words (and in the UK, what words! 'Hougham Without' in the middle of the image sounds lovely).
Axis maps release a set of posters working on a similar idea but putting a ton more cartographic love into their work.
Via Ogle Earth I found a wonderful reflective essay on the juxtaposition effects of imagery from different times: HiLoBrow.
And finally, Evert Schut finds inspiration in the many and varied patterns Google Earth produces at Google Earth Art.