This post is about using the Pandora plugin with Gimp to make panoramas, but there is another, more robust tool that you can use called Hugin. Read about it here.
Making panoramic images with Gimp is easy. Here’s an example. I took these three photos:
And I turned them into this panorama (click on it to see the full-size version):
And here is how I did it:
You’ll need the Pandora plugin for Gimp. You can download it from shallowsky.com.