The biggest news events at this year’s Mobile World Congress in Barcelona were Microsoft’s Windows 7 unveiling and Google’s massive proliferation of handsets, but there was a lot of other interesting things to explore throughout the show floor.

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NTT DoCoMo (NYSE: DCM) was showing off a phone made from wood that comes from trees that are cut down to maintain the health of the Japanese forests. It was also demonstrating “eye-controlled earphones” that allow you to control a computer screen by moving your eyes in one direction or another. Motorola (NYSE: MOT) had its own strange headgear, which allowed you to view your desktop remotely while out in the field.

Click on the photo to see a snapshot in photos of the world’s largest wireless convention…