The title picture is taken from Wikipedia. Taken by Paul Vlaar (CC BY-SA): https://en.wikipedia.org/wiki/Fushimi_Inari-taisha#/media/File:KyotoFushimiInariLarge.jpg

The profile pic is from Motorcycle-Hero inspired by xkcd (BY-NC-SA): http://motorcycle-hero.deviantart.com/art/Stand-Back-I-m-Going-to-Try-Science-574575106