Taking the subway here means doing so over a bridge located in the middle of an estuary.

The legendary luxury train passage is commemorated with a charming museum inside its former eastern terminus.

Ancient serpentine sacrifice holder that has stood the test of time.

A fountain standing as a testament to a doomed alliance.

Large miniature theme park with 100-plus models.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A meow-velous tribute to a beloved street cat, made famous on the internet.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

A marvel of Byzantine engineering under the streets of Istanbul.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

The first museum in the United States dedicated entirely to posters.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

“Invented in Key West, Perfected in Brooklyn."

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

Mysterious 500-year-old tapestries depict a unicorn hunt.

Ride the subways of yesteryear.

These enormous, stern-faced statues greet visitors with lanterns, and sometimes costumes.

This ten-ton fruit sculpture celebrates the Finland homeland.

An abstract monument to a symphonic composer.

A subterranean house of worship carved right out of the bedrock.

Maybe the only restaurant in the world where your seat will be signed by a Nobel laureate.