World's smallest skyscraper, the product of a remarkable con.

A grove of colossal man-made flowers built to collect the sun's rays.

The only international border marker within the United States.

An enormous goose sits atop this nest-shaped home.

Origin of the blue-skinned Fugates of eastern Kentucky.

A curious cone-shaped structure made of wire and covered with antlers.

A humble plaque marks the site where the country music legend was found dead in his Cadillac.

The largest ancient burial mound in Ohio.

Buy a token from the liquor store and you can make this beast spew flames on command.

One of the largest carillons in the world, this giant instrument has 67 cast-iron bells played by a keyboard.

Abraham Lincoln's likeness rests at the top of this giant totem pole.

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

The empty tomb that houses the memories of Roy Bertelli's revenge.

The largest earthwork effigy in the world.

This rare female version of the Muffler Man has its clothes removed each summer to signal the start of pool season.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

A slab of sandstone covered with mysterious 1,000-year-old rock carvings from a vanished North American culture.

In this relatively flat state the highest point is an honored place.

These pretty kitties killed and ate as many as 135 railway workers.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

Mysterious glowing orbs float through the desert night.

A little stop along the Texas highway where Rock Hudson, Elizabeth Taylor, and James Dean stayed while shooting the 1955 film "Giant."