Ornate and macabre headstone in one of the country's oldest cemeteries.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

A much-maligned monument to teetotalism.

Faceless white figures loom over the city from the rooftop.

These subterranean storage areas hold emergency water reserves.

A shining, cold, black organ lies in San Francisco's financial district.

An elaborate gift from Claus Spreckels is now a piece of San Francisco history.

This private residence was the template for one of the most beloved television homes of all time.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

Tiki luxury on Nob Hill.

A century and a half of research in the sciences and natural history, still going strong.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

In the depths of Glasgow Cathedral's crypt, one pillar stands out from all others.

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.

The dance of this huge clock is a magnificent and eerie commentary on good and evil in the history of humankind.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

This mundane post marks the old location of the city's main postal hub.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Over 50 whirling pools left behind from the glacial age.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

Canada's largest graveyard boasts a lot of noteworthy artifacts as well as its own computerized mapping service.