You can click the images to go to the originals. Also, the images have descriptions set using alt and title atttributes. The slideshow is set to 4 seconds as you can click the images to admire them for longer.

The original photo before I modified it in Gimp and G'Mic.

Heavy use of G'Mic to produce this gridlike 'drawing.'

Used G'Mic to apply boxes to screen and adjust images to boxes.

Used plain Gimp to apply 2 different color shifts.

Used plain Gimp to apply a single color shift.