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

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

A popular European tradition makes its way to the states on one of America's most famous bridges.

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

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

Sniff the Titan Arum's rotting flesh.

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

A dilapidated dock tells the story of Titanic's missed arrival.

Elevated freight railway turned wildly successful urban park.

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

Yo, Adrian!

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

10,000 flowered plants bloom in the City of Roses.

An ancient fortification lives on in this Chinese city.

The magic's in the hole!

A ring of soy sauce bottle bases decorate an important Singaporean landmark.

An ancient Chinese temple where even the emperor dressed like a farmer in the name of the harvest.

The burial grounds of a Chinese eunuch who served his way into the highest levels of Imperial government.

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