I confess that I missed my calling in life. I should have been a foot doctor.
The truth is, I am utterly fascinated by diseased feet and I could literally spend hours looking at pictures or videos of nasty, pus-filled, crusty, cracked feet. Particularly, I like the idea of squeezing the pus out of them.
Here's an example page (don't look if you're squeamish): http://www.podiatrytoday.com/article/5823
