The largest burial mound in the United States holds the remains of prehistoric West Virginians.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

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

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

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

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

A headstone tells the sad story of a lost little boy and his pet dog.

This magnificent Cincinnati graveyard is also a popular public park.

Where beautiful signs live on forever.

An art deco ice cream shop covered in vintage tiles.

There aren't too many operational funiculars around, but Pittsburgh has two!

The souvenir got the company’s founder out of a pretty pickle at the World’s Fair.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

Pittsburgh’s largest and most detailed model train display began as one WWI veteran’s hobby.

The world's largest Our Lady of Guadalupe statue overlooks this Ohio sanctuary.

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

This covered bridge was used by both Union and Confederate troops during the Battle of Gettysburg in 1863.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This coastal port saw one of the most significant battles of the Civil War.

This macabre shop, filled with art, oddities, and taxidermy is hidden in the heart of the French Quarter.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

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