Sometimes our eyes play tricks on us and we have the proof!
Here are 15 beautifully-timed photos guaranteed to make you do a double take...
1. Crystal clear water or a levitating boat?
2. A buffalo to soothe you whilst you're at the dentists
3. Giant puppy caught on camera!
4. Watch out, The Donald is everywhere!
5. OMG, this is sooooo creepy!
6. At least it's prettier than an evil nun!
7. When your eyeshadow turns you into the Living Dead
8. An extremely well-sculpted bun?
9. Head to Paris if you want to see this one!
10. Australia - a land of cats and dogs!
11. Don't panic - it's a miniature train not a murder in process!
12. When Allen keys become a staircase
13. A swimming pool that keeps you dry
14. A painting or a mirror? What do you think?
15. Someone please explain this to us!
16. Husky love vs jealousy
(C) Ekaterina Poleshchuk
No illusion here - one dog's feeling left out!