Denmark’s never-ending bridge.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Electrical pylon in the shape of Disney's beloved mouse.

Overlooking a Scottish loch, this beautifully crumbling castle once inspired a poem by William Wordsworth.

This German museum is devoted to all aspects of grave culture from headstones to coffins.

This historic stone bridge has an entire neighborhood clinging to its sides.

The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

This small exhibition displays equipment and artifacts once belonging to the feared Stasi secret police.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Cold war icon and onetime "hole" in the iron curtain.

A fascinating insight into daily life in the Eastern Bloc.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

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

France's national museum of scientific and industrial instruments.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

France's most famous cemetery, with some of its most curious tombs.

The final resting place of soldiers' loyal canine companions.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."