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

Two New York rooftops are home to the largest rooftop soil farms in the world.

These whimsical works of art tell the story of the city's past and present.

Located in Faneuil Hall, the headquarters of the Ancient and Honorable Artillery Company of Massachusetts has stood the test of time.

No one messes with the Massachusetts sacred cod, not this time...

The bears may be gone, but their old cages can still be found.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

A slanted tomb honors the faithful, furry companion of the Georgia Tech student body.

A hidden oasis just two minutes from downtown Atlanta.

The Battle of Atlanta in 360 degrees, featuring a corpse that bears a striking resemblance to Clark Gable.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

This stone is a marker of one millionaire's personal vendetta against gravity.

Healing Springs that once ran red with soldiers' blood.

The world's first time capsule lies behind a welded steel door in Atlanta.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

Tour the sci-fi-esque reality of governmental disease management.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

One of the indelible moments of the American Revolution took place at this location.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

An ancient chamber filled with wonderful rock art and a Neolithic carving of a human face.

The world's only flying boat museum honors a small Irish village that sent 20th-century aviation to new heights.

A tribute to the incredible generosity the Choctaw Nation showed the Irish people during the Great Famine.

Experience what life was like in Ireland during the Viking and medieval ages.