It works! I was a bit annoyed that the wordpress atom feed was only XML based. However, I do consider myself pretty good at googling things, and so I found this PHP library called “SimpleXML” which solved a LOT of stuff for me.
How to manually geotag photos for the Garmin Nüvi 1490
Does NOT require the Garmin Connect software.
Recently (yesterday) I was nominated to read up on and figure out the Garmin Nüvi 1490 GPS unit for a friend of the family. Well, looking through the features, I found that photos can be loaded into the unit and displayed in various locations, such as the bootup screen, a simple slideshow, or even as a navigate-to-photo feature!