If you are a nature lover and fan of rain forests photography then here is awesome Windows 7 theme for you. Rainforest theme with sounds for Windows 7 32-bit and 64-bit. The rainforest Windows 7 theme includes 10 high resolution images of 1920 x 1200 widescreen size desktop backgrounds of different rainforest set to auto rotate every fifteen minute. It also comes with nice rainforest background music, extremely useful when you want to relax.
Simply download rainforest theme and double click on it to activate this theme. You can also adjust background image rotation timing from Windows 7 Personalization options. If you want to revert back to your default windows 7 theme then just go to Windows 7 Personalize right click content menu and select Windows 7 Aero theme.
Windows 7 Rainforest Theme
The one thing which is missing in Rainforest theme for Windows 7 is, a screensaver, though it is not major setback as you can always download similar rainforest screensaver for Windows 7 from here.