The internet is full of surprises. Some of them are instantly apparent; others, however, are deliberately hidden from view, intended for the 'treasure hunters' out there who enjoy seeking them out. These are known as Easter eggs. Even some of the biggest websites on the internet have Easter eggs; features which even the most regular of users remain completely unaware of. From YouTube's hidden game of Snake to Facebook's piratespeak, this book delves into the secret world of the internet to bring you some of the best examples of these simple delights.