I uploaded the first four images in an ongoing series of exclusives for screentreats. I created these a while ago and have finally gotten around to sharing them here. They were designed for a 30″ Apple cinema display but will work with any WQXGA (Wide Quad eXtended Graphics Array) resolution monitor. Let me know what you think.
They are available for download on the exclusive wallpaper page

Zuphoria – Oeuvre is an impressive collection of wallpaper images. The images are categorized as:

• 3d Glass
• Abstract
• Fantasy [Dreams]
• Fantasy [Gurls]
• Gothic
• Natures Force
• Space
• Zeetha
• Disney Classic
• Marvel Comics
• Simpsons

Today they have over 1000 images to choose from.

These high res images from the Materials Research Society “Science as Art” are beautiful. via Boing Boing

Steampunk Wallpaper is awesome. I just saw this on Boing Boing.
I love the firefox logo with the stitching on it.
Check it out.

MacDesktops hosts hundreds of great Hi-Res wallpaper in dozens of Categories.

Hours of browsing fun here. I love the My preferences settings to show you just the sizes that you need. Great feature!

The National Archives Experience website has super high resolution images of the Declaration of Independance, The Constitution of the United States, The Bill of Rights and all of the Amendments. They are interesting texturally as well as historically.

I was looking for an image on google image search this morning and found that they had added
huge image search
Thanks google!

If you are looking for a dual monitor wallpaper (2560×1024) in one of the following categories then dualmonitorbackgrounds.com is the site to see.

• Abstract
• Animal
• Astronomy
• Celebrities
• Computers
• Crafted Nature
• Gaming
• Industrial
• Macabre
• Microscopic
• Mobile Technology
• Music
• Nature
• Popular Culture
• Science Fiction
• Sports
• Vehicles

The European Homepage for The NASA/ESA Hubble Space Telescope hosts an impressive array of awesome (truly awe inspiring) images and wallpapers of our universe.

The images are formated in 1024×768, 1280×1024, 1600×1200.

My favorite part is the High Def videos that are available on the site. They have 720P and 1080P videos for download.
We are very excited about these kind of screen treats becoming more common on the net.

Desktop Pictures hosts a lot of great images in the following categories.

• Scenic
• Florida Beaches
• Abstract
• Clouds
• Flowers
• Colorful Leaves
• Haiku Letters
• Black and White
• Expressive Leaves
• Holidays

Many are available in 1152 x 768, 1152 x 864, 1152 x 870, 1280 x 800, 1280 x 854, 1280 x 960, 1280 x 1024, 1400 x 1050, 1440 x 900, 1600 x 1024, 1600 x 1200 and 1680 x 1050. Some of their pictures are also available as high resolution widescreen wallpaper, including 1920 x 1200 and 2560 x 1600, as well as very hi-res sizes you can use to make a high quality 4×6, 5×7, 8×10 or 8×12 print for yourself.