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

The author of Uncle Tom's Cabin was neighbors with Mark Twain while living in this Connecticut home.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

An ode to Japanese artist Hokusai, with a bit of a comical twist.

The second oldest Jewish graveyard in the U.S. is tiny, with connections to George Washington and Henry Wadsworth Longfellow.

Mysterious stone tower featured in many alternative histories of the New World.

A single light illuminates one man's overshadowed contributions to street lamp history.

A 60-room castle constructed by a horse-racing heir.

Oldest synagogue in the United States.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

Dedicated to the explorer who opened Japan to the West.

Designed to not only to represent the history of the local community but also, the future.

In the heart of Medellín, an artsy urban complex sets the stage for demonstrations and protests.

What was once the longest suspension bridge in Latin America was directly inspired by the iconic Brooklyn Bridge.

Would you dare to dangle from a great height in a wooden basket?

The religious shrine that Pablo Escobar's men would allegedly visit before completing a mission.

Located outside Medellín, this Colombian park focuses on conservation and sustainability.

This city park wants you to take your shoes off.

Two identical statues by Fernando Botero, one blown to pieces in a terrorist bombing, the other donated as a gift for peace.

A museum of memories in what was once one of the most violent cities in the world.

This exceptional home was a 32-year labor of love by a man determined to build his wife the most beautiful stone house in the world.

Home to 23 voluptuous and instantly lovable sculptures by one of Latin America's most celebrated artists.

Three hundred illuminated pillars form an “artificial forest” in Medellín.