A living art gallery painted on a canvas of Monterey pine trees.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

Giant topiary dog once played a role in a terrorist bomb plot.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

One of Ireland's most infamous prisons for rebels including men, women and children.

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

Amsterdam's narrowest house facade is a monument to 17th-century tax evasion.

This cheese shop also houses a museum devoted to Dutch dairy.

A curious collection dedicated to human and animal anatomy and pathology.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

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

A lush indoor jungle fills this bustling Madrid transportation hub.

This stone harbor was key to Carnlough's limestone industry.

Amazing vistas await visitors to this stretch of coastline.

A unique art installation located on what was once considered the widest railway bridge in the world.

Glasgow's memorial to the International Brigade volunteers from Great Britain who fought and died in the Spanish Civil War.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

A scattered trail of street art adds a pop of color to the city's stark structures.

These engineering masterpieces are a dominant feature of the Belfast skyline.

Ireland's most northerly island is hauntingly beautiful. Its lighthouse was the last glimpse of home for many Irish emigrants bound for the U.S.

These murals stand as reminders to the troubled history of this Northern Ireland city.

This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

A restored World War II Churchill Mark VII Tank now stands guard in Carrickfergus.

This castle once belonged to one of the most prominent families of medieval Carrickfergus.