Modern technology and live displays tell the story of the Pacific during WWII for the Internet generation.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Pop culture has helped to keep this iconic British building from being destroyed.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

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

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

The National Railway Museum in York is the largest railway museum in the world, attracting almost 1 million visitors per year.

Follow the original medieval paths that wind through this intriguing section of the city.

The final resting place of the great navigator, or maybe his brother.

The world's largest wooden structure.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

Memorializing an American tragedy of massive proportions.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

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

Yo, Adrian!

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

This historic hotel invented the chocolate brownie.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.