Oldest building in California still in use.

Megachurch turned Catholic church comprised of 10,000 glass panes.

The site of murders and Satanic cult gatherings.

This rare tortoise skeleton has been hanging around the downtown Los Angeles museum for over a century.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

Hidden in the back of a disused small town hotel is a dive bar shellacked with over a million pennies.

Common all over Japan, kōbans are small community police boxes, and now one is guarding one of L.A.’s megamalls.

This elaborate towering structure was once famed for its revolutionary height.

Yo, Adrian!

A patch of Philippines forest devoted to saving the lives of an emotionally sensitive species of googly-eyed primates.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

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.

This semi-secret storybook hedge maze is also the oldest garden in the city.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.