The house where Charles Darwin's grandfather formed many of his influential ideas and inventions.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

This amazing 15th-century mural remained hidden in plain sight for centuries.

The bombed out remains of the old church were kept intact next to the new one, as a reminder of the futility of war.

A preserved block of timber buildings from the city's industrial era in the Middle Ages.

The star-studded street honors the city's most notable Brummies.

Stonehenge has nothing on Castlerigg’s views.

A museum in England’s Lake District dedicated to the trusty pencil wants you to know the story of their World War II spy pencils.

This charming English house was once the home of England's most famous poet.

An optical Illusion once believed to be an electrical phenomenon.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

Three columns of volcanic rock shoot out of the ocean.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This stunning concert hall has become a symbol of Iceland's national recovery.

An encyclopedic collection of mammal penises.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Near Birmingham, England three and a half miles of top-secret tunnels housed a World War II “shadow factory” and a Cold War nuclear bunker.