A mysterious shape catches the eye in this 16th-century painting.

The television series' iconic giant foot was borrowed from this classical painting.

It's good luck to be mocked by this monkey.

A small but immensely extravagant palace built by the "Night King."

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

This former Cold War missile control site played an important role in the creation of GPS.

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

The local community brought back this land to transform it into a nature preserve.

The 28,000-year-old specimen is remarkably intact.

Sit where JFK proposed to Jackie or where Nixon dined on meatloaf at this storied pub.

The air force base preserves its scars from the Japanese attack on Pearl Harbor.

A glass display case holds the document that ended the Second World War—which one person signed on the wrong line.

The birthplace of the Herndon Gas Company.

A secret rendezvous spot where John S. Mosby and his Rangers would meet to divvy up their loot after raids.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

A collection of vehicles across American military history.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

The highway's southernmost spot is a beloved local attraction.

Once forgotten and built over, this historic Black cemetery now houses a poignant memorial.

This small pedestal marks the spot of the first lot of land sold in Alexandria, Virginia in 1749.

The first memorial dedicated solely to the Black troops who fought for the Union.

This statue of one of baseball’s greatest pitchers looks like something out of a sci-fi horror movie.