Home to items never before seen by the public.

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

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

Discover the taste of mold.

A charming "tea atelier" hidden away in Greenpoint, Brooklyn.

Sniff the Titan Arum's rotting flesh.

An artist's cute bronze subway sculptures belie his violent artistic past.

A bit of retro transportation flair preserved in the world's largest department store.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

The "Seinfeld" diner.

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

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

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Read a book next to a Midtown waterfall.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

Elevated freight railway turned wildly successful urban park.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Memorial to the father of the Republic of China.

Enormous pendulum helps keep Taiwan's tallest building from swaying.

This Taiwanese promontory is covered in otherworldly hoodoo formations.

The site of many tense prisoner exchanges across the Military Demarcation Line between North and South Korea.

South Korea's largely symbolic, barely used gateway to the North.