Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

Amazingly, this old machine within the Resorts Casino still functions.

This square in downtown Eugene is dedicated to the novelist and countercultural figure Ken Kesey.

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.

Four-story concrete hotel never opened to customers.

This Alaskan town appoints the general store's resident feline as honorary mayor.

The arch marks the beginning of the road for northbound travelers.

Roadside collection of 65,000 signs.

A historic signpost to world cities on the top of a barren mining hill in the Yukon.

A morbid gateway to an Alaska town prides itself on the hunting history it represents.

This mile marker stands at the unofficial end of a highway built to defend the United States from a Japanese invasion during World War II.

North America's first frozen mummified remains of an ice age steppe bison, the 36,000 year-old mummy named "Blue Babe."

Permanent exhibit reminds visitors of the Exxon Valdez.

An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

Some of the world's largest produce comes from a region not known for agriculture

This WWII-era military installation once held an entire city within its walls - now, its walls are falling down.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

Considered by many to be one of the most dangerous highways in Alaska.

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

The now-serene site of the largest earthquake ever recorded in North America.

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

A phone booth crammed with books marks the path to a house-turned-bookstore in Alaska.

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.