Site of the greatest known waterfall that ever existed.

Cave carved out of a huge snow drift collapsed killing one and injuring five in July 2015.

A nearly abandoned 19th-century town on the Palouse.

The site of the Wellington avalanche, one of the America's worst railroad disasters.

This Seattle museum displays the history of the telephone through an impressive collection of telecom equipment.

Tour the original street level of Port Angeles, buried underground in 1914.

Hundreds of hopeful gold miners came here to get rich, but only two years later the small town was deserted.

The highest point in Washington state is a volcano covered in glaciers.

An obscure waterfall that looks like something out of a fantasy novel.

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

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

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

This public art piece proves that in Portland even reporting the weather is a thing of whimsy.

The short-lived railroad town in central Oregon has been abandoned since the 1930s.

A volcanic fissure over two miles long and up to 70 feet deep.

A tourist attraction founded around a slumping cabin.

Two massive rock outcroppings on the Oregon coastline.

This strange hill on Old Fort Road where gravity works in reverse has been fascinating locals for years.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

Massive crater in central Oregon.

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

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

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

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