Mike Hewson, an artist in New Zealand, makes slight alterations to building exteriors to reshape or hide architectural features. Here's a walkway in Christchurch that is almost invisible when seen from the right angle.Li...

(Photo: unknown)The photoblog Hot-Dog Legs asks a simple question: are you looking at a photo of a pair of legs or a pair of hot dogs? It's often hard to tell.Link -via David Burge...

Here at Neatorama, we love the amazing optical illusions of Julian Beever. This chalk work, which he calls...

Only when viewed from the right angle does the TARDIS materialize before your eyes. Brilliant Knitwit made a great gift that is a challenge for any knitter not from Gallifrey.Link -via Craft...

Jonty Hurwitz's three-dimensional objects look like amorphous blobs or a random assortment of objects. But when viewed from certain angles and often in mirrors, their intended impressions suddenly become clear. Hurwitz b...

[youtube zNbF006Y5x4](Video Link)Richard Wiseman,...  ...nows how perform slight of hand tricks and create optical illusions because, as a trained psychologist, he understand...

I'd love to play in a house filled with balloons,...  ...ing on the house for real this time, painted this optical illusion for a party we have at our house each ye...

(Video Link) Mathematical crafters Pat Ashfor...  ...e Plummer have lately been exploring ways to knit optical illusions . The results are amazing! They have other knitted...  ...The results are amazing! They have other knitted illusions at the link, including ones showing characters fr...

This staircase makes four 90-degree turns, yet f...  ...the real world. Optillusions is a blog with more illusions like this. Pretty dumb, yes, but good for a laugh...

(Video Link) This moiré pattern consists of static fish on a rug and a table with parallel bars. When you walk around it, the fish appear to move. The firm Clarke Hopkins Clarke won a coveted Red Dot design award f...