Ubuntu Karmic Koala desktop

1280 × 800

Ubuntu Linux wallpaper

1600 × 1200

Ubuntu 11.04 logo on purple background

1280 × 1024

Ubuntu Logo on Screen — Orange

1920 × 1200

Ubuntu Linux Professional desktop

1280 × 1024

Ubuntu Logo on Desktop

1280 × 1024

Ubuntu desktop background

1366 × 768

Ubuntu desktop background

1280 × 800

Linux desktop background

1131 × 707

Ubuntu Logo on Purple Background — Minimalist, Digital Art

1600 × 1000

Ubuntu Logo on Purple Background — Calm

1600 × 1000

Ubuntu login screen

1024 × 640