These unusual rooms on wheels are holdovers from the 1960s.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

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

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

One man's quest for the ultimate road trip vehicle.

This historic graveyard was partially paved over to create a streetcar line.

One of the largest trees of its kind in California.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

The classic Atari game's iconic aliens have invaded downtown San Diego.

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

North America's largest accredited model railroad museum.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

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

Lucha Libre (Mexican Wrestling) themed taco shop.

San Diego's most historic and haunted home.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

America's largest man-made forest was planted in an effort to bring back the past.

This erect, phallic geological spire wasn't always named so domestically.

An experimental, automotive replica of Stonehenge.