If it supports SDHC you could put in a 32GB card for ~16 hours of recording. Displaying images on a map based on GPS EXIF is a trivial thing and there are many

If it supports SDHC you could put in a 32GB card for ~16 hours of recording. Displaying images on a map based on GPS EXIF is a trivial thing and there are many tools (and of course data-hungry online services) for this. Such cheap "spy camera" with GPS is something I have not heard of yet though.