Hike amid the palm trees that thrive among Southern California's Indio Hills.

Travel deep inside of Europe's second largest glacier in the world's largest man-made ice cave.

This Seattle museum displays the history of the telephone through an impressive collection of telecom equipment.

Couple's personal collection of pinball machines turned public pinball museum.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

A museum dedicated to the history and exploration of both popular music and science fiction.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

Unlock the secrets of the conjuring arts.

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

Though its celestial ceiling is impressive, the true star is the vast collection of French books.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

Nondescript elevator doors open to reveal a stunning, surreal world.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

The haunting, dilapidated remains of a former poorhouse on Staten Island's Greenbelt.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

An unassuming secret door once led to a legendary watering hole.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

A very classy 1920s-era bar right in Grand Central Station.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

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

A celebration of capitalism in Midtown.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.