Calishat: Exploring WordPress Blogs As A Series of Trails: BlogHiking.com. “I wanted to search WordPress and find blogs that were more heavily covering the content I was interested in. I wanted to find a way to generate possibly-related keywords so I could build additional searches off the first one. The search offered at WordPress.com did not have all the features I was looking for, so I made my own and wrapped it in a hiking metaphor.”