This pyramid is dedicated to all those who suffered martyrdom for civil and religious liberty in Scotland.

This eclectic sanctuary is a hodgepodge of various architectural styles, all crammed into one building.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

A double cantilever system bridge that was designed to prevent flood damage.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

More than a century old, this cast iron bridge on the Balmoral Estate leads to nowhere.

The ruins of a defunct limestone quarry still haunt this Scottish promontory.

This tin chapel was built by POW's during World War II and is painted to look like something much more grand.

A castle in the Scottish Highlands has been continuously inhabited since the 1300s.

An unassuming churchyard is the resting place of a pioneering surveyor and reluctant namesake of a mountain.

Regency-era excess on the English Coast.

A place to see how French aristocrats lived in the early 1900s.

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

This crumbling, graffiti-covered mansion sits tantalizingly within reach of the proletariat who frequent a public park.

The great Italian Renaissance painter was laid to rest here in the Chapel of Saint-Hubert.

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

The ruins stand as a somber reminder of France’s worst civil catastrophe of the 20th century.

A fortress on this island housed the mysterious prisoner known as the "Man in the Iron Mask" for more than a decade.

One architect's organic, human-centric design has been fully realized in this alien art house.

Avant garde house of Pierre Cardin on the Cote d’Azur.

This mosque was based on Sub-Saharan Islamic architecture and created for the Senegalese Tirailleurs.

An abandoned swimming pool decays on the outskirts of Berlin.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

This sprawling Jewish cemetery is one of the largest in Europe.