Microsoft Design site has a ton of attractive wallpapers, retro and otherwise.
Microsoft official releases 4K compatible version of 'Windows XP wallpaper' - GIGAZINE
Windows XP (x64) and very high resolutions with NVIDIA (and now: ATi / AMD) – The GAT at XIN.at
Windows Xp Green Hills Theme - Colaboratory
Microsoft official releases 4K compatible version of 'Windows XP wallpaper' - GIGAZINE
Microsoft official releases 4K compatible version of 'Windows XP wallpaper' - GIGAZINE
After 12 years, Microsoft ending Windows XP support today - GameSpot
Windows Xp Green Hills Theme - Colaboratory
Windows XP 2024
How to install the volume control program to your Windows XP desktop - Quora
Windows Xp Green Hills Theme - Colaboratory
Microsoft Rolls Out Infographic to Show Why Windows XP Needs to Be Killed