Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

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

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

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

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

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

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

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

Elevated freight railway turned wildly successful urban park.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

A terrific purveyor of natural history objects and curios.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

A classic roadside attraction on Vermont's historic Route 5.

An artist sees trees as a medium for sculpture.

One New Hampshire alleyway has become home to a public gallery of feline art.

Carved, egg-shaped stone with no explanation.

Eighteen miniature death-scene dioramas.

World's largest collection of serial killer artwork and other macabre exhibits.

A number of gruesome unsolved murders have turned this simple home into a morbid tourist trap.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

An elegant Georgian cemetery best known for the grave of the little girl whose murder on Christmas Day remains unsolved.

Tour the sci-fi-esque reality of governmental disease management.

Its buzzing collection honors vibrator history.