The ghostly remains of an accidental sea.

World's largest collection devoted to one fruit.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

This church on a Tohono O'Odham reservation has stood since 1797.

Despite a recent paint job, the factory still sits empty.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

The highest point in Maryland is only accessible by hiking through another state.

The world's longest known cave system.

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

Spectacular volcanic cliffs along the Crooked River invite hiking, rock climbing, and photography.

Canyon walls shrouded in ferns.

Multiple waterfalls and several historic CCC buildings anchor this state park in Oregon's Willamette Valley.

Definitely not a clown bar.

At the most northwestern point of the contiguous United States lies a trail leading through an ancient forest to stunning cliff-side vistas and massive oceanside caves.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

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

A museum dedicated to the history and exploration of both popular music and science fiction.

This exaggerated sculpture resembles a well known feature of Vancouver:

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

10,000 flowered plants bloom in the City of Roses.

The oldest apple tree in the Pacific Northwest.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.