This macabre painting of a Shakespearean scene looks like something out of a nightmare.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

This knockout museum lies in a sleepy corner of London.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

William Blake claimed to have painted this gothic masterpiece after encountering this nightmarish being in a vision.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

This artist's home turned gallery/museum preserves the creator's love of "Eastern" influences.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

The block of aged dairy is probably still edible after 2,300 years in a peat bog.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

This museum preserves over-the-top masterpieces that once qualified artisans for membership into a medieval guild.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.

A moody and picturesque riverside ruin overgrown with vegetation.

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

An unusual manor of stunning beauty, born out of a crippling disease.

The ruins of a monastery that dates to the 7th century.

The ruins of an 800-year-old monastery boasts the tallest round tower in Ireland.