I searched in the internet for optical illusions and i found some totally cool ones here :)

 

 

Girl or Fish?

Cat jumping or cat lying down?

Duck or a fisherman fishing near an island? (try turning the picture around)

Shark or pig? (try turning the picture around)

 Look for as many animal faces in the mountains you can see.

Count as many faces of people you can find in the pictures.  

This is English writing in a different style.

All parts are the same but why when they are rearranged, there's one missing piece?

Try staying at a distance of 2 meters from your computer or just by closing your eyes half way..

Who do you see?

Mother Earth crying

Can you see the word Honors?

 

 If you look inside the word, you'll see it's meaning.. or so I think it is xD