The "Prussian Versailles" that is as glorious today as when it was built.

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

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

The prototype for all Nazi concentration camps.

The 1936 Summer Olympics site is a crumbling remnant of sportsmanship and a history its host country would like to forget.

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

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

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

The ruins of an ancient city built by Mayan traders is centered around a temple of a sacred feathered serpent deity.

The jewel of western Mexico's archaeological legacy is this tiered circular pyramid now covered in grass.

"Where the ducks walk on fish."

A living maritime paradox still floats in the same lake where it was built and resurrected... or was it?

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.

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

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

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

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

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

Millions of glowing microscopic organisms light up the waters of this luminous lagoon.