We all know how beautiful unicorns are on the outside, but what about their insides? Do they have a magically beautiful spleen that is as pure as freshly fallen snow? Find out for yourself with these photos of Heirloom, a pop-up book by art student Alison Woodward. It’s not available for sale, but is worth checking out. I’ve pasted a few pictures below (they are all taken by Alison) but for the full project and all it’s steps (and to see her other projects), check out her blog.