A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

Megachurch turned Catholic church comprised of 10,000 glass panes.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

San Diego's most historic and haunted home.

The final resting place of a space program monolith.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Resting place of Hollywood's immortals is also site of summer film screenings.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

This blowhole is supposedly caused by a trapped monster.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

A notorious Route 66 eatery once frequented by Al Capone.

A mythical bird etched into the face of a rock doubles as the mascot for a nearby school.

This life-size bronze statue remembers the tallest recorded human in his Illinois hometown.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Historic Hull Street was actually the first street with a proper name in the Boston area.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.