An enchanting tunnel of cypress trees leads to an old morse code station still used today.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

An ode to the friendship between four Pacific Rim countries.

This church on a Tohono O'Odham reservation has stood since 1797.

One of the largest open-pit copper mining operations in the entire country.

A mistaken marker makes an erroneous claim along the historic Old Divide Road.

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

A reproduction of earth's many biomes.

Take a monster truck tour around an ostrich farm in the middle of the desert.

These free-roaming horses were once destined to disappear from the land.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

The first Protestant church in Arizona and only Gothic Revival style adobe church in the world.

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

Stairs often replace streets on the steep slopes of this old mining town.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

This giant steer-skull edifice refuses to die.

A popular winter vacation destination for migrating monarch butterflies.

The oldest lighthouse on America's west coast no longer needs keepers, yet they maintain the site anyhow.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

Haunting and beautiful trees, doomed to die.

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A vertically floating hemlock controls the waves and weather at Crater Lake.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.