This sun-scorched lakebed contains samples of half the natural elements known to humankind.

This old mining town, deep in the California desert, has a year-round population of one.

A mountain range on an active U.S. Navy base hides thousands of mysterious prehistoric rock carvings.

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

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

Every weekend, people gather here for a brief chance to see their loved ones on the other side of the United States–Mexico border.

San Diego's most historic and haunted home.

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

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

The oldest standing structure in downtown San Diego.

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

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

A magnificent, reportedly haunted mansion built for a composer by Spiritualists.

This restaurant offers a side of antiques, curios, and a bathroom chock full of owls.

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

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

When an ancient supervolcano erupted, some of Nebraska's prehistoric animals were forever preserved in ash.

A monument to the “unrecognized dead” of the tragic 1876 train crash.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

A house of courtship where the Jazz Age's most storied lovers got their start.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A museum and shop on Bourbon Street located in the French Quarter.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.