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Welcome to AVAV, providing you with top quality optical illusions, brain teasers and riddles since 1911(ish). Browse the sections using the links on the left, you can see the latest additions in the panel at the bottom. Don't forget to take a look at our current feature available using the Features panel below.
Riddle of the day
It cannot be seen, cannot be felt
Cannot be heard, cannot be smelt.
It lies behind stars and under hills,
And empty holes it fills.
It comes first and follows after,
Ends life, kills laughter.
Answer: Darkness
Spot the difference competition
Have a look at our spot the difference competition where you can't win great prizes for spotting the differences between the pictures.

  Latest Additions
- Impossible Shape
- Trident
- Study This Paragraph
- The Pope Has It
- Missing People
  Most Popular

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