Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

Granting the right of way to ships over surface traffic since 1917.

Leave a button on the jacket of this iconic Seattle clown.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

A wall of chewing gum moonlights as collective art.

A museum dedicated to the history and exploration of both popular music and science fiction.

A giant Troll lurks under one of Seattle's oldest bridges.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

Furniture tries to escape an abandoned building in San Francisco.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”

Once the fastest ship from San Francisco to Tahiti, the Galilee now lays in pieces in three different cities.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

The best place in the park to test out your throwing arm.

A modest reminder of treacherous waters at the Golden Gate.

These subterranean storage areas hold emergency water reserves.

A shining, cold, black organ lies in San Francisco's financial district.

A monumental cross hides in the trees in Golden Gate Park.