Contrasting the old concrete courthouse beneath, a modern and colorful residential marvel has emerged, stirring both acclaim and controversy.

This serene wooded hilltop has a dark history as the climactic point of the Swedish witch trials.

An open air haven for tropical monkeys in the damp moors of the English country.

The wreck of a B-29 Superfortress now stands as a memorial left in the moors.

This delightful hidden farm is home to Victorian ruins and a wonderful menagerie of animals.

The spectacular and eerie moss-covered grave site of 19th-century Belgian merchant.

Inside this former medieval prison is a collection of objects designed to inflict unbelievable pain and suffering on the human body and mind.

Christ's blood preserved in a Belgian town.

This former Masonic lodge has been transformed into part museum, part bar, all awesome.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

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

This Nazi-built amphitheater was constructed on a sacred mountain site used by various German cults.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

Museum preserving torture methods from the past.

A beautifully eclectic mix of architectural styles.

Cat art as far as the eye can see.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

One of the few surviving examples of the first lock and dam system built on the Ohio River.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

Hundreds of protractors affixed to surfaces all over the city.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Within this beautiful Pittsburgh cemetery, a unique headstone bears witness to one man's eternal love for Jaws.