There’s a hidden military meme engraved on the World War II Memorial.

Come for the fried chicken, stay for the history at Oklahoma's oldest bar.

This unusually circular centenarian barn became a Route 66 icon.

The surprising home of the iconic Santa Monica Pier Ferris Wheel.

The collection is housed in an exquisite mansion that makes you feel like you've been transported to an Italian villa.

Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

According to legend a man pooped out the window of this tower to prove that it was straight.

The fairy tale castle of the "fairy-tale king."

In this truly magical place, rent hasn't been raised since the year 1520.

Enjoy dishes that founding fathers once ate at this Colonial Williamsburg pub.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

Home to items never before seen by the public.

A museum honoring Oklahoma military service, where you can look into Hitler's mirror and see a Mickey Mouse gas mask.

Huge standing stones mark a site of megalithic mystery.

Corn-inthian columns with a uniquely American take on neoclassical architecture.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

"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!”

The "lovely red Vega" of the legendary record-settling pilot.

Rumor has it the uncarved lump behind the three famous suffragists is reserved for the first woman president.

An outstanding and haunting glimpse of the horrors of the Great Famine of Ireland.

A hugely vast Irish landscape of barren rock that stretches for miles.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.