Terrifically morbid cemetary and site of famous Paracelsus' grave.

A once grand hotel now sits eerily abandoned in the Catalan countryside outside Barcelona.

Barcelona's historic 19th-century sewers, whose foundations were laid in medieval times, are open to the public for exploring.

Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

This cemetery features modernist statues as strange as its name.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

The seamy, underground secrets of Portland's criminal past.

The illuminated falls are a gem in North Cascades National Park.

Mysterious ancient petroglyphs carved on a glacial boulder at the tip of Bainbridge Island.

This offbeat trailer park is home to vintage peddlers, local artists, indie makers, and more.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

This century-old confectioner's outlet store was plucked right out of the Seattle World's Fair.

Lemon Grove, California is known for its giant lemon...and mummified bodies.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

Lucha Libre (Mexican Wrestling) themed taco shop.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

An inconspicuous footbridge beloved by San Diego locals.

This San Diego museum, housed in a former Navy training facility, is dedicated to preserving women’s historic achievements.

These unusual houses look like giant boats that washed ashore on a residential street.

A classic American barn that was the home of a classic American television star.

The quiet canyon has a tumultuous history involving a doomsday cult.