Places ElSilencio Wants to Go

Centuries of warfare, tragedy, executions, and poetry come together in this 13th-century fortress.

From morgue to urn, watch the whole process at this unusual educational attraction.

A preserved Nazi labor camp now has a Holocaust museum on site and memorials to the thousands that died while imprisoned at the camp.

This natural "sea of stones" was once used by the Romans as a quarry.

A former Nazi lookout tower with a magnificent view of the Rhineland.

A Nazi concentration camp and Anne Frank's place of death.

A tiny basalt mountain with an observation tower overlooking the beautiful Bavarian countryside.

Money made from smuggling sugar helped create this wondrous rock maze in honor of the Prussian Queen Louise.

An officers prison camp believed to be impregnable by the Germans saw over 30 successful escapes.

Final resting place of the humble physicist who discovered X-rays, and made the invisible visible.

A Neolithic burial site erected around 3000 BC.

The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

This 17th-century "unicorn" was cobbled together from the skull of a rhinoceros, the legs of a mammoth, and the horn of a narwhal.

The world's oldest rose is so tough it survived being bombed in World War II.

Medieval ruins on a tiny island amid a flooded lake offer romantic respite to lovers seeking privacy.

The difficulty of getting a good night's sleep is an age-old affliction according to the one-of-a-kind Snoring Museum.

Living trees form the structure of an open-air palace.

What was once thought to be a wellspring of unicorn bones is actually just a prehistoric burial site.

Giant granite sculptures representing family on the northern coast of Spain.

Volcanic rocks ground down into sand make this Spanish beach as black as night.

A darkly erotic open-air statuary in Catalonia.

The lengthy skeleton of one of the tallest Spaniards of all time is on display in Madrid.

Famed architect Antoni Gaudi built this generous thank you gift to a friendly host who housed him during a job.

An eccentric collection of antique items shares space with a prop-quality witchcraft museum.