Change Photo Background

Here are a few ways to make a transparent background with LunaPic.

The best and easiest way is the Transparency Tool to remove the background.

However, you may want something else

Here is a tutorial on adding a Sunset to the sky

You can also use the Paint Bucket Tool to fill in areas with a color or pattern.

Another way, is to cutout an item and replace it on a new background. Use the Scissors Tool the Edit -> Paste Image

Finally, you should check out