A haunting collection of the vanished and disappearing natural world.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

One English town's celebratory landmark spurred more trouble than anticipated.

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

This massive chalk hill carving is one of England's most beloved giant horse geoglyphs.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

The enchanting archway is the only surviving portal into Dublin's lost medieval wall.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

A building so large that it has its own weather.

The wooden telephone box hidden away in London's Piccadilly was the original prototype of the iconic kiosk.

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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

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

Hidden beneath the streets of London is a secret subway that only carried mail.

The largest greenhouse in the world is home to over one million types of plants.

These "bridges" help confused bats cross the road.

The site of a mysterious pony massacre is rich with extraterrestrial conspiracy theories.