There are ongoing efforts to preserve this village, the best known work of Egyptian architect Hasan Fathy.

Indents in the pavement are all that remain from a grisly death machine in Paris.

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

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

The hallucinogenic center of the ancient world.

Hidden away in a modern library are the remains of one of the 18th century's most celebrated wunderkammers.

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

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

This museum houses an imposing skeleton army comprised of creatures great and small.

A museum of magic with a Sadist past.

A haunting collection of the vanished and disappearing natural world.

France's most famous cemetery, with some of its most curious tombs.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Collection of antique taxidermy and natural specimens, near one of Paris's oldest flea markets.

In a quiet residential neighborhood, one restaurant fights to preserve heirloom corn, one tortilla at a time.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

Home to secret Eastern Bloc spy equipment and the largest stretch of the original Berlin Wall outside of Germany.

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

California's oldest wind harp represents a historic piece of America's Danish history.