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

A classically inspired temple in Redwood City.

The black lab that was voted mayor of a California town is forever remembered by a life-size statue.

A trail weaves through the verses of a poem illustrated by stone sculptures inspired by Native American pictographs.

Hidden among the multi-million dollar mansions in the Santa Cruz hills is a sanctuary for troubled birds.

A 16th-century horror show built in a lovely Italian garden.

A landmark in the history of technology and computing is hidden in a tiny Baroque chapel.

Now an entertainment complex, the Lingotto building was once an avant-garde auto factory with a test track on the roof.

Psychoanalyst Carl Jung reported a paranormal experience after visiting this mosaic-lined Roman baptistry.

The roof of this ancient mausoleum is made from a single Istrian stone weighing a massive 230 tons.

This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

Once known for its horse-powered knife sharpening, this 200-year-old shop offers an array of blades and hard-to-find culinary tools.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

This municipal playground was co-created by the father of one of the most playful characters ever.

A sudden forest of traditional Papua New Guinean art works is hidden in a corner of Stanford University.

An old whaling station now serves to give the public a look at the commercial whaling industry, no longer a part of Monterey's economy.

Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

The first U.S. town to secede from the Union, only to vote themselves right back in.

Successful artist residence program has filled this ranch with dozens of sculptures over the years.

A rough granite monument marks the spot where Europeans first caught sight of the San Francisco Bay.