Melissani Undercover Cave and Lake
One of the Ionian islands in Greece, Kefalonia is definitely the greenest and greatest. There's great quantity of gorgeous nature and breathtaking landscape there.
Eyjafjallajökull Volcano Photo, Iceland Wallpaper
See a photo of lightning over Eyjafjallajökull volcano by Sigurdur Stefnisson, and download free wallpaper from National Geographic.
Wallpaper -- National Geographic for Photo of the Day: Best...