A hugely vast Irish landscape of barren rock that stretches for miles.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

A massive Montreal stadium that has seen nothing but trouble since its inception.

The biggest museum dedicated to insects in North America, one of the largest in the world.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

World's first "penitentiary," meant to be humane, drove men insane.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Home to items never before seen by the public.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

The trials and tribulations of marking Poe's grave.

George Washington's dentures and Queen Victoria's dental instruments are in the nation’s official museum of the dental profession.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

The best-preserved Roman small town in North Africa.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

Giant, friendly pelicans in Central London, the most unlikely of places.

Medicinal spa created with the discharge from a geothermal energy plant.

The fairy tale castle of the "fairy-tale king."

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Macabre astrological automaton clock dating to the late 1400s.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

Two stunning 17th-century libraries and a cabinet of curiosities.