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

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

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

One of only two commuter aerial tramways in the United States.

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

Elevated freight railway turned wildly successful urban park.

A crumbling hospital from the 1850s on Roosevelt Island.

This church houses the tomb—but not the remains—of St. Nicholas, the likely progenitor to Santa Claus.

A mysterious ancient cemetery with Roman sarcophagi and Lycian inscriptions.

An Art Nouveau gem hides beneath the layers of city grime obscuring this once-magnificent building.

Roman ruins, natural methane fires and a lovely beach.

Flames have been burning within this mountain for more than 2,500 years.

Hidden just under the waters around this Turkish island are the ruins of a once great city.

Spiral-bound community recipes and antiquarian gems mingle at this small East Village shop.

A natural formation that resembles a camel resting in the New Mexico desert.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Cheap art and political theater in Vermont.

The highest peak in the state of Vermont has some interesting features.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

Dedicated to the European Sinti and Roma peoples murdered during the Holocaust.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

Metro station with a claim to rock n' roll fame.