This one is also not done by digital modification. Either way, probably easy to guess the trick anyway – [via].
How can this be true? Observe the picture precisely, and answer will come. Feel free to comment this illusion, but please don’t spoil other’s fun…
Here is an “impossible” version pictured with a high degree of realism. The two points where the linear edges must overlap have been purposely confused.…
Could anyone build this triangle out of real material? With today’s technology, probably yes :)
Roman Centurions would be puzzled with this columns if they saw them. How many columns are there?