A heroic pigeon that, through a barrage of gunfire, delivered a message that saved over 100 lives in World War I.

This taxidermy horse was a Civil War hero.

Perhaps the most scandalous statue of America's first president.

The story behind this beloved toy—named for Theodore Roosevelt and owned by his grandson—is more complicated than you might guess.

The National Park Service’s best-kept secret with views that rival any in D.C.

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

The history of this famed tree ranges from an 18th-century highway robber, to the Scout Association.

A rare example of the RAF’s flying spy taxi.

A menagerie of curiously bred creatures.

Model aircraft soar over 360-degree views of the countryside at the start of England's oldest road.

This unusual geoglyph was built as a warning so low-flying aircraft wouldn't scare the zoo animals.

This early Norman castle was the first historical monument protected by an act of Parliament.

A giant roundabout made up of six smaller roundabouts can befuddle the uninitiated.

Man-made cave with enigmatic carvings, some say made by the Knights Templar themselves.

Historical etchings such as “Miserable, wild, distracted 1350" and “The Archdeacon is an ass.”

All unmarked mute swans on the Thames are owned by the Queen per a tradition that began in the 12th century.

At just 51 feet and 10 inches long, it's the shortest street in England.

A replica of the steam engine that hauled Queen Victoria's Royal Train is on display at Windsor.

One of England’s oldest and most haunted inns may have inspired the legend of Sweeney Todd.

One of the oldest trees in Britain may have been witness to some of the country's formative moments.

The patch of land below the memorial was gifted by the British to the United States.

This peaceful oasis appears dreamy, but it's also the site of a nightmarish legend.

Amazing collection of folly buildings in Cobham, Surrey.

The world's first purpose-built motor racetrack was destroyed by the outbreak of two world wars.