This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

Love is in the air along the small street in Brooklyn.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

Since 1947, this living history museum has been providing an immersive look at life in Plymouth Colony.

The former stronghold of the Malla Dynasty has remained virtually unchanged since the 17th century.

Dedicated to the history of the 1,000 nuclear missiles that once covered the Great Plains.

It wouldn't be long after purchasing this farm, Brown would lead his siege on Harper's Ferry.

Alexander Hamilton’s creation caused quite a bit of controversy.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

This memorial honors thousands of enslaved Africans and their descendants who died in colonial New York.

What happens here stays here – unless it affects the whole world.

The "Seinfeld" diner.

Ride the subways of yesteryear.

An overlooked memorial honoring the local Washington residents who died in World War I.

The oldest building in the District of Columbia was preserved because of a mistaken connection to George Washington.

The oldest continuously operating fish market in the United States.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

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

A daily replay of the experiment that proved the rotation of the Earth.

The graveyard is filled with beautiful funerary art and boasts breathtaking views of Florence.

Hundreds of enormous icebergs drift through this waterway every year.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

Try your hand at old-fashioned coffee growing at this museum devoted to one of the world's most coveted beans.