The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

A bizarre house filled with an astounding array of collections.

The museum houses one of the world's largest collections of glass paperweights.

The narrowest house in America is seven feet of pure spite.

This is one really big nut.

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

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

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

Lucha Libre (Mexican Wrestling) themed taco shop.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

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

A devilishly named gorge that was a sign of salvation for many pioneers.

This statue of one of baseball’s greatest pitchers looks like something out of a sci-fi horror movie.

This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

The eccentric mansion of one the most popular horror authors of modern times.