My old iPAQ phone...
...could embed GPS data from the sirf chip in a photo's EXIF information - shame the camera (indeed the unit itself) is so slow, crappy and buggy.
We’ve all looked through our photographs sometimes without any recollection of where they were taken. Thankfully, Sony’s developed a handy GPS widget that makes forgotten memories a thing of the past. Sony_GPS_device_2 Sony's GPS: tracks your position and logs your snap locations Using a process often dubbed GPS tagging, …
I looked at getting one of these (or something extremely similar) to go with my Sony T100 camera about a year ago.
You can buy them on Amazon for £69.99 here:
http://www.amazon.co.uk/Sony-GPS-CS1KA-Memories-Cybershot-Cameras/dp/B000NVV9R4/ref=pd_bbs_sr_1?ie=UTF8&s=gateway&qid=1201871386&sr=8-1