A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A semi-scholarly approach to sex.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

Two thousand artifacts from around the world collected by one woman who loved to travel.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

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

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Breathtaking and huge 430 year old maps of Italy.

The celebrated eyesore created by starry-eyed sweethearts.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Rusting, graffiti-covered tanks litter the beach of this island, once used by the U.S. military for target practice.

The world's second largest single-dish radio telescope, once used to contact E.T.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Three hundred years of preserved Spanish colonial history in San Antonio.

This might just be the TARDIS of bookstores.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.