Three bridges and one giant canyon make up this fantastic Spanish settlement.

This cemetery features modernist statues as strange as its name.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

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

A walk through the historic city center, under the streets of Seattle.

At the base of Steens Mountain resides an otherworldly desert.

A sprawling cave network created by a lone lava tube.

This little slice of the Netherlands in the Pacific Northwest blooms in a rainbow of color each spring.

This natural marble cave is one of only five national monuments in Oregon.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

The longest continuous lava tube in Oregon.

Hollowed out cedar log tubs set in an ancient towering forest.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

This crescent-shaped sliver of sand is a magical haven for a herd of feral horses.

Cliffs that hold fossils, including the earliest known reptile, dating back more than 300 million years.

Watch bison, elk, and other wild animals up close at this national park.

The natural hot spring that was integral to the creation of Canada's first national park.

With a floor made of thick glass, this observation deck offers a full view of Sunwapta Valley's mountains and rivers.

This massive mall has hundreds of shops, an amusement park, and a history of deadly amusement attractions.

Take a hike to this remote, scenic tea stop in the Canadian Rockies.

Historic site where Native American hunters once trapped and killed buffalo.

This natural wonder is disappearing at an alarming rate.

Live long and prosper in Vulcan, Alberta.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.