This plaque marks the former home of one of the first women physicians in the Netherlands.

A set of seven houses, each built in a style that represents a European country.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

Debatably clever, or just plain honest hotel advertised as "The Worst Hotel in the World."

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

The world's oldest Jewish library was founded by Sephardic Jews in 17th century Amsterdam.

The mirrored section takes the shape of Hebrew characters when viewed from above.

This unattributed sculpture in Amsterdam is hiding in plain sight.

This ancient abbey now lies in majestic ruin behind a caravan park.

The oldest continual pilgrimage site in Britain was supposedly created by a gruesome beheading.

Chester Cathedral is home to a unique painting crafted on a canvas of cobwebs.

A mysterious demonic figure peers down from its perch within the gorgeous Chester Cathedral.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

A rare wooden coffin set vertically into the Gothic arch of an ruined church.

The western face was supposedly left clock-less to snub the Welsh.

A holy well believed to have healing powers.

Legends say that this small island was the final resting place of the Welsh saint of lovers.

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

At the United Kingdom's only residential library you can sleep among the books.

This bell is one of the last remnants of the lost city of Triadelphia.

This general store has stood in the same spot for well over a century.

A park where people have been going to feed friendly pigeons since the 18th century

A bust of the entertainer and politician sits in an alcove at the Palm Springs Airport.

The decaying adobe remains of an old homestead are just off the beaten path in Joshua Tree National Park.