So far, I've found a few hidden easter eggs in Skyim, and here they are
Star Wars ReferenceDuring the Companion quest "Animal Extermination", inside the cave you are sent to, there is a skeleton hanging upsidown from the ceiling. Below the skeleton is a glowing sword
Choose You own Adventure Book Reference In Jorrvaskrr in Whiterun, theres a book called Kolb and the Dragon, read through it, and you'll soon notice its a kind of Choose your own Adventure book! I used to read them when I was younger!!
Three Billygoats Gruff!!On your way to Hag Rock Redoubt, there is a bridge with a dead troll underneath. If it's your first time visiting, you will witness two goats meeting a third at the end of the bridge then running off together.
Brilliant!!!!
I'm on the lookout for more, and I'll add to this as and when
If anyone else finds some, feel free to post um up