In fact, there’s even a tagline in a brochure promoting the park that feeds into this idea. This sentence reads, “When you watch animals in Yellowstone, you glimpse the world as it was before humans.” It really seems like Yellowstone is one of the only places on Earth that’s never been subject to the influence of mankind. The thing is, though, that claim simply isn’t true. Photo credit: Ed Austin/Herb Jones/Wikimedia Commons/{{PD-USGov}}