Need to book a room at the Hotel Pennsylvania? Just dial up 6-5000.

The home of the first American-born saint is one of the only curved buildings in New York.

Rumors of the occult haunt this upscale 1920s hotel.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

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

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

Elevated freight railway turned wildly successful urban park.

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

The only surviving fragment of the lost Narragansett Pier Casino.

The mosaic Star of David at the front of this store hints that it's no ordinary Italian grocer.

Few of the many visitors to this resort town know of its hidden Maya ruins.

Stare out over the lagoon and beyond from this 10th-century campanile on the island where the city of Venice began.

As can be expected from a centuries-old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

This bridge was constructed from the rubble of the infamous Bastille.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

More gold than anywhere else, ever.

The world-record holder for the longest bridge stretching continuously over water.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

A little sculpture with a large wardrobe.

Dozens of houses in the Adirondack Mountains are reminders of a literal "cottage industry" to cure people of a deadly disease.

There aren't too many operational funiculars around, but Pittsburgh has two!

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.