This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

If it feels like a speakeasy, that’s because it probably was one.

The third-tallest lighthouse in the United States stands as a reminder of Atlantic City's early days.

Amazingly, this old machine within the Resorts Casino still functions.

Step inside Lucy, the world's largest "elephant."

The longest-covered bridge in the state of Maryland.

This English-inspired Maryland garden is home to acres of opulent plant life including bushes shaped into an entire fox hunt.

Public opinion is still divided on this enormous sculpture in front of Baltimore's Penn Station.

What was once a communal kitchen now serves heaping portions of hearty German fare.

This tiny historic jail along Route 66 is the perfect fit for exactly one criminal and their partner-in-crime.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

Located on the campus of Emory University, this museum is filled with objects from the Americas to ancient Greece.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

This historic lighthouse was well known for the large number of women who served as its keeper.

Once the supplier for noteworthy projects like the National Cathedral, this old brickworks now lies abandoned.

Home of the only civilian casualty at the Battle of Gettysburg.

Where America’s first doomsday cult awaited the end of the world.

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

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

This 3,500 pound obelisk was constructed with more than 1,000 reclaimed guns.

Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.

One of the most elaborate displays of Jellyfish is on display at the aquarium.