The last remaining 19th-century tenement from Boston's old West End neighborhood.

This funeral home had the honor, if that is the correct word, of hosting the funeral of the famous Sacco and Vanzetti.

Statue commemorating the use of ether in anesthesia.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

In its continuing quest to recreate famous parts of the world in miniature, China now has its own ghost Paris.

China’s breathtaking futuristic library is lined floor to ceiling with fake books.

Enormous lake at the bottom of a unique cave system.

This prison on the Maltese island of Gozo is almost 500 years old, and they have the graffiti to prove it.

Make a tough dinner decision: Octopus wasabi roulette or bull penis?

A living archive of urban activism and space reclaimed.

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

From scholastic to sepulchral - now under reconstruction.

This little museum is built on a theater that was once a wildly elaborate speakeasy.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

Known as the "Forgotten City" it was home to industry, riots, artists, squatters, and to one of the largest single disaster fires in New York City.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

Two New York rooftops are home to the largest rooftop soil farms in the world.

Snack on a partially gestated duck egg.

Holding the most bodies of any cemetery in the United States.

The loneliest island in New York.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

The remains of a sunken military ship wreck visible through clear water.