The cardinal directions, set in stone.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

A wall of chewing gum moonlights as collective art.

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

The first park built over a freeway is a brutalist masterwork.

This municipal sundial has been keeping time along Tacoma's Commencement Bay since 1978.

Two massive rock outcroppings on the Oregon coastline.

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

Home of Howard Hughes' Spruce Goose.

A 36-ton remnant of the last Ice Age now resides amid picturesque vineyards.

Home to the only outdoor municipal elevator in the United States.

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.

Twin Peaks' real life Double R Diner has been restored to its damn fine television look.

Ozymandias’ time-keeping temple.

A network of ancient Egyptian tombs built into the cliff face along the Nile.

One of its engravings is believed to be among the first representations of medical and surgical instruments.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

This unassuming tree stump reportedly traces its roots to the famous pharaoh queen's reign.

A bathhouse from the second Islamic Caliphate decorated with frescoes of constellations, pleasure gardens, and naked ladies.

A more chill but no less fascinating version of the famous ancient archeological site.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This monument to one of the largest science fiction games of all time bears the names of hundreds of thousands of players.