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

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

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

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

Carved initials which are nearly 500 years old preserve the deposed Queen's presence at Hampton Court Palace.

Continuing the tradition of the dime museum in style.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A beautiful geyser under environmental threat.

A tall smoke stack and boarded-up buildings are all that's left of the pioneering plant.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

The wood bears a hidden love note carved by a young Johnny Cash.

An abandoned, decaying sculpture garden built by an eccentric physician in the 1920s now looks more like a forgotten cemetery.

Follow the original medieval paths that wind through this intriguing section of the city.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

The Fun Farm weaves fairy tales, myths, and magic into a magnificent collection for visitors to explore.

This grave marks the final resting place of pioneer John Chapman, better known as Johnny Appleseed.