A memorial to the Netherlands' most famous privateer.

This colorfully-painted tunnel links two distinct parts of a historic neighborhood.

Village situated on a narrow volcanic escarpment.

Religious dwelling in a Spanish volcano.

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

A former plague hospital turned medical museum.

This magnificently macabre shield shows the power of chivalrous love in medieval times.

Formerly known as Saville Theatre, this mid-20th-century entertainment hub includes an ornate frieze.

The world's longest continuously running show has played at this small West End theater since 1974.

Installed at a chaotic intersection, this gave London traffic cops a place to hang their heavy woolen coats.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

Christ's blood allegedly preserved in a Belgian town.

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

The compass on its front was a handy tool for 17th-century merchants who needed to know the direction of the wind.

When this former hospital pharmacy closed in 2013 it already looked like a museum, so they turned it into one.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

A hidden three-foot-wide house separates these two regal churches.

The original version of Porto's most famous sandwich is just as good here as it was a century ago.

An abandoned tuberculosis hospital said to be haunted by the patients who died within its walls.

Dedicated to one of the author's most iconic works.

A 12th century church completely covered in shells.