The first railway tunnel to cross the Continental Divide and, at 11,523 feet, was once the highest railroad tunnel in the world.

At the largest railway museum in the United States, you can see everything from an early steam engine to a functioning Thomas the Tank Engine.

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 oldest restaurant in Portland serves fiery coffee cocktails and an astounding amount of turkey.

This beautiful landscape is the only Sichuan-style garden outside of China.

Thousand-year-old trees tower within one of the world's only inland temperate rainforests.

Clean, cold drinking water flows from a nondescript pipe in a roadside rock face.

The ruins of a town wiped out by the second-largest earthquake in recorded history.

The picturesque remains of an abandoned silver mine slope down to Tagish Lake in the Yukon.

Home to vintage vehicles and local artifacts, this museum also houses a rare taxidermy specimen.

The easternmost town in Alaska can only be accessed from Canada.

This museum provides a personal and intimate journey through the history of the Northern Rockies.

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

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

The remains of a Canadian train crash are now mouldering beneath layers of rust and graffiti.

One woman's dream became a train hotel in her backyard.

All aboard the world's longest miniature railway.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

This Seattle joint serves food inside an old train car once used by FDR.

Cascading outward, this waterfall creates the appearance of a flowing veil.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

A midcentury ranch house hides a literal treasure trove of unique rocks and minerals.

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

Fifty years after a “blast blasted blubber beyond all believable bounds,” this idyllic natural area commemorates the carnage.