This Algerian sweet shop serves confections in an eye-popping array of hues.

The oldest continuously operating mint in the world that has been making coins since the 9th-century.

Shop at the 200-year-old store where Julia Child stocked up on copper cookware.

The storefront of a ramshackle Parisian puppet theater.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

Claude Monet was baptized in this lavishly ornate Paris church.

The Sun King's military models, saved from the Louvre.

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

The industrial architecture honors the laborers who brought the Exposition Universelle of 1900 to life.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

The history of radiation is on safe display at the foot of a radiation science laboratory.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

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

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

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

The flow from this waterfall sometimes comes out of springs below its rim.

This Taoist temple is the oldest continuously used Chinese temple in California.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

The trunks of 3,000 year-old trees lurk beneath the surface of this crystal clear lake in Oregon.

This large maar crater in Oregon is the bigger brother to Hole in the Ground.

Massive crater in central Oregon.

A volcanic fissure over two miles long and up to 70 feet deep.