Lines on the pillar of Heidelberg's Karl-Theodor Bridge record the dramatic heights of past floods.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

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

A unique bridge with an equally unique view.

A mountaintop museum of Bond props, sets, and cinematic secrets.

Every half hour the eye-rolling clock face sticks out its tongue to mock the good citizens of Koblenz.

Ancient serpentine sacrifice holder that has stood the test of time.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A fountain standing as a testament to a doomed alliance.

A marvel of Byzantine engineering under the streets of Istanbul.

This family-owned canteen has been selling goat milk ice cream since 1933.

Have tea in a cemetery with a dazzling view of Istanbul.

Check the time in 145 countries at once with this East German relic.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

This singular art museum in São Paulo is unique inside and out.

This Brazilian town built by Freemasons is full of colonial Masonic architecture and symbolic imagery.

This Brazilian palace island was once the site of the last grand ball before revolution.

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

A 125-meter long "tribute to the Brazilian people."

The mouldering manses of wealthy colonials still pock the streets of a Curaçao neighborhood.

In the upscale neighborhood of Miraflores in Lima, a pretty little park is home to dozens of cats.

The little bear in the "funny kind of hat" has made his way from London back to Peru.

The supreme shrine of the state.

A sobering scientific reminder of the human damage caused by the advent of the nuclear age.