Self-taught artist Humberto Machado enjoys working with many types of mediums but finds creating ambiguous drawings to be the most fun and the biggest challenge.  Using negative space in this drawing, he presents both an angry (hungry?) lion and a cheerful monkey swinging from a tree branch that occupy the same space. One of my […]

What do you see in the pencil sketch below?  Do you see a bearded elf or two birds in a nest? The artist, Humberto Machado, cites this ambiguous drawing as one of his personal favorites.

Ambiguous faces have been popular optical illusions for well over a century.  We previously featured a vintage ambiguous face that was published in Strand magazine in 1899.  In the example below, drawn by Humberto Machado, two different faces can be found.  One is a man who looks mad and another is a man who appears […]

What is the first thing that you see when you look at the image below? Do you see a young woman looking away from you or an older man looking toward you?  This ambiguous face was drawn by Humberto Machado.