Tripline for iPhone, iPod touch, and iPad on the iTunes App Store http://t.co/DoR5eyn
I can’t say that the interface and the usability are still good, but I can use the GPS function of iPhone, of course, so I can check-in with this application in the travel destination with iPhone.
If you repeat this process, you can easily make such a travelogue.
(By the way, this is something I made lightly before on the web, but it’s not finished yet.