The oldest operating pharmacy in the world features 800-year-old recipes.

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

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

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

A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

A cluttered and astounding collection of antiquities and curiosities.

Macabre astrological automaton clock dating to the late 1400s.

Mediterranean castle on a tiny Turkish island.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

A sacred lake with thousands of sacred carp and a biblical history.

Mausoleum and Holy Seat of Antiochus I of Commagene.

This hunter-gatherer architecture is believed to be the oldest religious complex known.

Remnants of successive wars and Muslim colonialism in the 11th century.

An abused and forgotten metropolis, abandoned for centuries.

A geological oddity topped with a 2,000-year-old pagan temple.

This Armenian monastery was carved out of cliffs and named after the spear used to stab Jesus.

Plot your trip through the city on the sidewalk.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

The magic's in the hole!

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

This massive redwood tree has a hole in the base big enough to drive through.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.