This presidential tomb was not dedicated until years after Harding's death due to personal controversy.

A giant lumpy candle serves as a beacon for this highly scented pit stop.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

This tower-tomb honors a president who only held office for a little over a month but dedicated his life to his country.

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

This stuffed pigeon of war had the very serious name "John Silver" until he lost a leg in battle.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

A real flying saucer, contracted by the U.S. Air Force.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Marine fossils from the Devonian period are exposed at this park.

Soaring over the Niagara Whirlpool since 1916.

The filming location of a shark attack in Steven Spielberg’s famous shark movie.

Moonbows over Kentucky.

Prehistoric animals decorate this popular outdoor park.

A curiosity-seeker's paradise set inside a three-story historic school house.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

An oft-overlooked, magically musical monolith that stands majestically between Arlington Cemetery and the Iwo Jima Memorial.

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

"Congress may voluntarily remain in session throughout the summer, in order that our Congressmen may be protected from the intolerable discomforts and dangers of the ordinary outdoor weather!”