This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

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

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This classic photo booth was saved from destruction by the local community.

This giant, granite purse is one of Melbourne's most unique and distinctive pieces of public art.

This 19th-century convent is now a flourishing 21st-century hub for art.

The 18th-century home was disassembled into 253 cases and brought all the way from the other side of the world.

A whimsical menagerie of creatures carved into a 300-year-old tree trunk.

Once housing children next to hardened criminals this historic jail once displayed Ned Kelly's skull until it was stolen.

This historic Melbourne bullet factory is fully encased in a massive glass and steel cone.

Is there such thing as too many fruit bats? Not anymore.

One of the largest ochre quarries in the world, hidden in a limestone landscape.

This medieval church is the only one in the world that features all Marc Chagall stained-glass windows.

The forest that inspired Winnie-the-Pooh's Hundred Acre Wood can be found outside London.

Eliza and Mary Chulkhurst were the first famous conjoined twins in England, but it's not clear when they were born.

The Origin of On the Origin of Species.

A beautiful ruin of a 14th-century Plantagenet castle built by a medieval mercenary.

Nearly 2 billion seeds from 38,000 species are stored and processed at this visitable facility in a quiet corner of England.

Children's author May Gibbs's beloved stories about the tiny, human-like "Gumnut Babies" are immortalized in bronze.

This modern pedestrian bridge on the Yarra River was modeled after an Aboriginal fish trap.