Stereo Spheres 1: In this Munker illusion, the spheres appear tan & pink but are identical (RGB 255 195 255). When viewed stereoscopically, the spheres appear to be translucent & above the bkgrnd, yet their colors remain different. Original .png file: bit.ly/3a1RTAU.

This morning's walk in #ElPaso's Franklin Mountains State Park

And the prickly pear is in bloom, too!

The Chihuahuan desert in #ElPaso is in bloom with ocotillo fireworks.

Cats & Dogs 10: In this Munker illusion, the background animals appear to be green and white but actually have identical base color (RGB 167 255 143). Original .png file is at bit.ly/3a1RTAU.

Fruit 22: In this Munker illusion, the background grapes appear to be green and pink but are actually identical (base color RGB 255 211 177). Original .png file is at bit.ly/3a1RTAU.

Roses 10: In this confetti illusion, the background roses appear to be white, pink, and purple but are actually identical (base color RGB 255 190 255). Original .png file is at bit.ly/3a1RTAU.

East transept of Ellsworth Kelly's Austin chapel

Baseball 14: In this Munker illusion, the background baseballs appear to be yellow and white but are actually identical (base color RGB 255 255 132). Original .png file is at bit.ly/3a1RTAU.

Monad 2: In this Munker illusion, the areas that appear to be bright pink and nearly white are actually the same color (RGB 193 076 235). Original .png file is at bit.ly/3a1RTAU.

Cats and Dogs 10: In this Munker illusion, the background animals that appear to be yellow and blue actually all have the same base color (RGB 180 255 225). Original .png file is at bit.ly/3a1RTAU.