Two very green residential towers cleaning the air in one of Europe's most polluted cities.

A lover's walk between hilltop towns, decorated with graffiti love notes.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

Five candy-colored villages on the Italian Riviera.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

One of the largest Marian shrines on the West Coast stands rather unexpectedly in Silicon Valley.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

It should come as no surprise that the world's largest artichoke lies in the town that calls itself the "Artichoke Center of the World."

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

More than 700 species live within this murky marvel of a swamp on California's coast.

Elephant seals and sea lions have turned the abandoned buildings on this island into their endangered love shack.

A pair of pure white felines guard the entrance to a spot of California real estate established as an artist's haven.

This concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

A strange house built only at night, with rumored mystic inspiration.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

Cairns built to bring travelers good luck stretch across the land like miniature stone mountains.

This incredible college library is a visual masterpiece of mosaic art. It also looks kind of like a giant boombox.