Installed at a chaotic intersection, this gave London traffic cops a place to hang their heavy woolen coats.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

The ruins of a medieval monastery named after a type of tree.

This pub built its reputation pouring post-shift pints for employees of the cemetery with which it shares a wall.

Journey inside the bowels of this sperm whale sculpture.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

A massive marble foot is tucked away in a small alley near the Pantheon.

The remains of this 2nd-century Roman temple are incorporated into a modern building.

This curious, round temple is the oldest still-standing marble building in Rome.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

A cluttered and astounding collection of antiquities and curiosities.

The Tudor-style cottage in the middle of the square is not quite what it seems.

This impressive scene portrays the elusive forest giraffe of Central Africa.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

This morbid scene depicts the Darwinian drama of death on the African savannah.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

This small-town pizzeria won the Hollywood lottery.