The Great Wall of China is a series of fortifications made of stone, brick, tamped earth, wood, and other materials, generally built along an east-to-west line across the historical northern borders.
If you want to make a clean install of the new OS X Mavericks or even the older versions of Mac OS X, than I strongly suggest you to create a bootable OS X key or a drive.
Super hero is a person or an animal that has some kind of super power. Everyone of us had at least one super hero in childhood. Let see how familiar are you with this super natural born movie characters.
Opening or changing the battery cover on Nokia Lumia 820 can be a bit tricky if you don't know where to begin. Let me show you the easiest way without doing any damage.