The ruins of a 15th-century castle that has seen its fair share of bitter feuds.

A square stone tomb marks the spot where six men were killed while holding a service in Caldoris Wood.

A stone burial chamber that was also the site of religious rituals.

This seaside Scottish holiday rental lets you live out your bookselling dreams.

Carved between 3500 and 1000 B.C., the distinctive carvings at this site are poorly understood.

These stones date back to the 3rd or 2nd millennium B.C.

On a hill overlooking Loch Trool, a granite boulder marks the site where Robert the Bruce, King of Scotland, defeated an English army.

A circle made up of 19 boulders has stood in Scotland's Bladnoch Valley for some 4,000 years.

The sculpture of the deceased cockatoo flops atop its personal plinth.

This small chapel is built of human bones and decorated with a golden skeleton.

This unassuming chapel in Portugal plays host to a ghoulish collection of bones.

A haunting medieval mural of the Danse Macabre graces the walls of this church.

One man's fifteen-year diversion lead to a garden of intriguing sculptures.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

A medieval house adorned with enigmatic carvings, including one of a man displaying his masculine attributes.

This pair of statues commemorates a once-widespread carnival tradition of blowing on each other’s butts with bellows.

A bizarre sculpture garden in the south of France.

The largest crypt ever constructed in France was built in the 11th century on an ancient Druid sacred site.

A once drab public housing estate is transformed into a colorful gallery of trompe l’oeil murals.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

A medieval church with largest and oldest collection of Renaissance frescoes in France.

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

An Antoni Gaudí masterpiece in Astorga.