Some Fun from Ghacks
I am always amused by Captchas. Captchas are mean to be read by humans, so that the login form or submit form is verified to be not submitted by bots. But these little pictures are sometime quite impossible to read. Makes me wonder how human I am. Anyway, here is a link from Ghacks showing some of the craziest (and some of them are so funny) captchas seen on the internet.
Please enter the characters as you see in the picture.