Linux and Ubuntu desktop wallpaper

960 × 720

Ubuntu Aquatic Moons wallpaper

1680 × 1050

Ubuntu Pangolin wallpaper

1366 × 768

Ubuntu 11.04 Natty Narwhal

2560 × 1600

Ubuntu logo on abstract background

1024 × 768

Ubuntu logo on red background

2560 × 1600

Ubuntu logo on wood

1680 × 1050

Ubuntu desktop wallpaper

960 × 720

Debian Linux desktop wallpaper

1280 × 1024

Tux penguin on blue background

1600 × 1200

Arch Linux logo wallpaper

1920 × 1200

Arch Linux logo on dark background

1920 × 1080