Did you have any of the Where's Waldo books as a kid? If you're not familiar, the challenge of the book was to find Waldo in a crowded illustration of hundreds of people, and it wasn't as easy as it sounds.
If you are familiar, well, think of these as the Where's Waldo drawings of 2015. These were created by a Hungarian artist named Gergely Dudas, an illustrator making the rounds on the internet for his tricky drawings that implore the viewer to find something small and hidden. The drawings are getting thousands of shares and likes on social media, and finding the hidden picture isn't quite as simple as you might think. Take a look at the illustrations below: How easy is it for you to find what you're looking for?