This book
While looking for something else entirely, I came across two connected coolnesses:
This poem is "Library," by Albert Goldbarth, which would be enough to take my breath away even by itself were it not for:
These poems, which are "Additions to Albert Goldbarth's 'Library' by Poets Previously Featured on Poetry Daily," and are also lovely. A lovely concept, well-executed.
I haven't read nearly all of them, or even nearly all of the original, but I hope to come back to them some day when I have more time, and in the mean time I present them to you; perhaps you will create your own additions. I can hope.