Eighty million natural history specimens call this gargantuan museum home.

A bizarre roadside attraction and the first instance of miniature golf in the world.

Famously misunderstood wonder of the ancient world

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

Some North Carolina Cherokee have been keeping their history alive for decades with a single play.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

The remains of this visionary community can still be found much as it was a century ago.

The secret city built by the Manhattan Project.

The world's longest known cave system.

Moonbows over Kentucky.

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

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

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

This replica of the Greek structure is in the heart of Nashville.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

Hear the quietest sound from across the dome.

You thought Santa Claus didn't exist, but it turns out you were wrong.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.