One of three sites in England that house the National Collection of Arms and Armour.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

The smallest country in the world.

An iron monument on the 120th meridian as surveyed, one of only four marking the boundary between Nevada and California north of Lake Tahoe.

The road plays 30 seconds of the Marine’s Hymn when driving over the grooved pavement.

An unassuming grey box sitting on San Francisco's Pier 17 is a "sky diary" of the coastal city's temperamental weather.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

Built in 1906, this unique building was the first Hindu temple in the United States.

The tea room that pushed the boundaries of adorable straight into... we can't find the words.

A multicolored mineral mound dribbles piping hot spring water right off the side of a highway.

A private home built to resemble the shape of a microscopic creature.

Visible below the waves are memorials to the city's Gold Rush dead.

The largest whiskey stash on the West Coast survived the 1906 fires--but not without heroic effort.

Gold Rush ship-turned-hotel buried underneath San Francisco's financial district.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

Someone really, really wanted to save this fast-food icon from demolition.

The oldest attraction in Disneyland is a prehistoric stump that Walt may have bought for his wife.

A family agreed to sell their property to Disney on the condition that this tree, planted as a wedding gift, would not be removed.

The lead horse on a Disneyland merry-go-round that is older than the park itself.

A statue based on a tragic Japanese nursery rhyme, commemorating San Diego's sisterhood with Yokohama.

Giant jewel-toned statues fill the grounds of this Cambodian Buddhist temple in California.

In a forgotten Central Valley industrial park lies the busiest railroad junction in California.

A mine in the Sierra Nevada that produced nothing but barren quartz.