photography

What is geotagging?

Geotagging is simply inserting geographic location data in a media file so that it can be placed on a map or otherwise related geographically with other images, services etc. It is the technology used by flickr maps, the Places categorization in iPhoto and many other services.

Aperture

Aperture is Apples professional photo management tool

With a couple of bits of free software you can simply geotag (add longitude/latitude to a photos EXIF data) your pictures. These can then be shown on flickr's map, google maps etc.

GPSBabel and GPSBabel+

A really handy command line utility and graphic GUI for translating GPS formats. It can grab from file or from various devices and can convert between many different formats.

GPSPhotoLinker