Phil Mortillaro uses keys to bring art back to the Village.

This slender three-story building has also had several famous residents.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

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

Where now stands a 42-story condominium tower of marble, glass and steel was once the central market of New York’s slave trade.

A WWI fighter plane and turn-of-the-century penny candy shop are among the unexpected features of this Financial District building.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

There’s a secret bunker inside the Brooklyn Bridge, but the city won’t say where.

A fairytale island floats in the middle of Italy's little-known Lake Orta.

This ordinary street was made infamous by a legendary visit from the devil.

Beneath Denmark's Højbro bridge, a bronze merman and his seven sons forever mourn for the mother and wife who left them for land.

A little-known cafe in an old copper bridge tower with 360-degree views of the harbor.

The art museum is decorated with creatively remodeled pre-Nazi swastikas.

Visitors are treated to a stained glass kaleidoscope interior inside this work of art.

This millstone commemorates a gruesome tale that may have been the source of the city's name.

This poignant sculpture of a gnarled weapon is a symbol of non-violence.

This collection of 80 polarizing foods aims to challenge your subjective notions of repulsion.

This chimerical bridge/tunnel appears to dead end right into the sea.

Swedish skyscraper with a 90° twist.

Old Danish castle immortalized in Shakespeare's Hamlet.

The only surviving piece of Copenhagen's 16th-century defensive wall.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Hans Christian Andersen for the postmodern world.