One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

An early work of the architect Álvaro Siza Vieira, these swimming pools blend into the beach.

Perhaps the most spectacular grotto along the Algarve coastline.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

Europe's oldest still-operational tea farm also boasts a spectacular view.

When Azorean green tea meets volcanic hot springs water, a luminous brew is born.

This now abandoned restaurant provides some of the most amazing views of Lisboa.

The world's oldest bookshop still in operation.

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

A high point in Vancouver kitsch.

"Girl in a Wetsuit" is what happens when a sculptor has to find a way around a 100 year old copyright.

A renegade art installation in a small Vancouver park is now officially sanctioned by the City Parks Department.

Cavernous opening completely encased in Karst limestone.

This quiet neighborhood is also home to a 700-ton rock transported by the last Ice Age.

Once a year, thousands of naked cyclists flood the streets of a Seattle neighborhood.

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

An Aladdin's cave of old Silicon Valley tech.

Three plaques mark the spot where the "forgotten father of broadcasting" worked.

This antique shop specializes in the history of print and design.

View the California coastline (and the home of Barbara Streisand) inch by inch with stunning, government-sanctioned aerial photography.

Apple memorabilia in an undisclosed warehouse, hidden for undisclosed reasons.

Internationally-recognized arts center housed in a century-old former military barracks.

A gap in the concrete has been transformed into a miniature playground for the mind.