We selected a few optical illusions to test your perception of reality. Produced by Robert Libetti Follow BI Video: On Facebook More from Science Things are not always what they seem. While most ...

We selected a few optical illusions to test your perception of reality. Watch the video above and see if you can spot the different illusions within each image. Produced by Robert Libetti Follow ...

From the cigar nestled in the brickwork to 'The Dress', many optical illusions have baffled viewers ... Another added: 'I've seen this kind of trick before but this is easily the most convincing ...