Because it lasts for several weeks, the Christmas Season is only time I customize my Mac with a theme. Here are some of the places I visited for the best selection of elements on the web! If you have more suggestions, let me know and I'll add them right away.

Kaleidoscope Seasonal Schemes. These good folks have prepared a page full of winter/holiday schemes.

The Desk-Stop. All wrapped up with a bow, Christmas Presents is a collection of 10 textures (5 ppats & 5 picts) to get you and your Mac into the Holiday spirit!

Christmas Icon Sets:

• Ili's Christmas Icons
• Christmas with ikthusian icons
• HolidayCons Icons
• Dolly Icon's Christmas Icons
  
• Christmans People Icons and Desktop Patterns from IconPLUS

Nifty Little Programs:

• Holiday Lights - add a string of lights and MIDI music
• Snow - a dusting of the powdery white stuff on your screen
• XMas 98 ScreenSaver