The Trifid Nebula
Here is a picture of the Trifid Nebula, M20. I used images from the Hubble Wide Field Planetary Camera 2, with filters F656N for the green layer, F502N for the blue layer, and F673N for the red layer.
This fits liberator image is not available for sale.
James Long & the ESA/ESO/NASA Photoshop FITS Liberator