A Borgesian work of art that may blur the line between fiction and reality a little too convincingly.

It's not your typical library, memorial, or book store.

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

World's oldest operating science fiction and fantasy club, once home to Ray Bradbury and L. Ron Hubbard.

Only museum in the world devoted to bookbinding and book arts holds a permanent collection representing five centuries.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

Glowing orb in Minsk houses 8,600,000 items.

A gigantic collection of teeny, tiny books.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

A good place to research the Freemasons, esoterica, occultism, and hermeticism.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Visitors to this library are in for a real-world education in modernist architecture.

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

Volunteer-run library dedicated to exploring five decades of activism history.

A French library that makes sure its love of books is writ large... giant in fact.

This massive library holds what was once the largest book collection in the world.

A unique collection of Science Fiction, Fantasy, and everything in-between.

Unchanged for centuries, this medieval library keeps its books in chains.

A gorgeous medieval library where the books are kept in chains.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

This stunning Brazilian library contains the largest collection of Portuguese texts outside of Portugal itself.

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."