This massive mushroom has spent centuries eating its way across a huge swath of Oregon.

Bridges, terraces, and replicas of historic structures all built of rock and petrified wood by one man.

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

One of the world's tallest, oldest, and most disgusting chocolate cascades.

A tourist attraction founded around a slumping cabin.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

Massive crater in central Oregon.

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

A collection of colorful dinosaurs hidden in an actual rainforest.

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

This Oregon farm is dedicated to teaching people the professional art of tree climbing.

A massive sea stack famous for its appearance in The Goonies.

Only known mainland rookery of the threatened Stellar sea lion.

100-year-old shipwreck you can walk up to at low tide.

The longest continuous lava tube in Oregon.

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.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

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

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

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

A heavenly experience, right here on Terra Firma.

A beautiful 62-acre Catholic shrine and botanical garden.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.