18 Mind-Blowing Facts You Didn't Know About Universal Theme Parks

2. The Where's Adam Game

One of the most famous Easter Eggs in the parks is hidden by the artist who created all the giant superhero cut-outs throughout Marvel Superhero Island.

He was called Adam, and he hid his signature on all of the designs, and has encouraged a culture of Egg spotting in the queues. Finding them all is difficult but it's an unofficial badge of honour for guests.