New York's oldest and possibly grandest keeper of books.

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

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

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

Books bound in human skin and H. P. Lovecraft's letters are among a few of the treasures this library has to offer.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

This historic observatory was established to keep shipwrecks from littering the Cape of Good Hope.

Anonymously sculpted and donated, these sculptures made from poetry books and pages are sprinkled around the city.

At the United Kingdom's only residential library you can sleep among the books.

A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

Dating back almost 400 years, the oldest public collection library in the United Kingdom was once the study hall of Karl Marx.

This gorgeous space is England's largest independent library outside of London.

More than a million titles fill the labyrinthine shelves of this prestigious private library.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

Site where Moses may have received the Ten Commandments.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

The oldest public library in Ireland.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.

The enchanting archway is the only surviving portal into Dublin's lost medieval wall.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

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