The Boston home of a conductor on the Underground Railroad.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

A large boulder marks the place where the island of Manhattan was purportedly "sold" to the Dutch.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.

The "Seinfeld" diner.

There's a piece of New York City transportation history hidden in plain sight at a Manhattan subway stop.

The first piece of public art dedicated to LGBT rights.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

A mosaic made of materials gathered from this Brooklyn community adorns the walls of this tunnel.

Dim sum, served in a grand old theater.

This statue commemorates the meeting of the most influential minds of the women’s rights movement.

The final resting place of President Chester A. Arthur and hundreds of others from Revolutionary War soldiers to poets, politicians, and painters.

This large granite seal outside a Massachusetts funeral home comes with a surprising dedication.

A memorial to legendary newsman, publisher, and owner of La Gaceta, the only trilingual newspaper in the U.S.

An oddities shop that dabbles in the deathly and beautiful.

This grand Spanish-Cuban restaurant has been serving customers for more than a century.

These former theme park figures have a new lease on life outside a water plant-turned-restaurant.

Visitors flock to see this church tower's unintended feature: It happens to resemble a giant chicken from multiple points of view.

Come for the boats, stay to explore the intriguing assortment of art.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

Once the site of a Native American harvest festival, this humble clearing later played an invaluable role in the birth of jazz.

This strange, small castle on the bayou has withstood the test of time and weather.