The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

This modern monument to pagan belief looks like it was transported straight from ancient times.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Charles Babbage's proto-computer, painstakingly brought to life.

A monument to the art of slicing people open.

An 80-year-old house built out of newspapers.

Ever wanted to can Spam?

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

A 30-acre garden inspired by the principles of modern physics.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

Surreal riveted sea forts once protected the Kent shores from German attack.

This massive World War II calculator hearkens back to the days when "computer" was a job title.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

The last inhabitants of one of the U.K.'s most remote islands were evacuated in 1930.

This sublime architectural marvel is a rare example of an expressionist church.

Staves, storm-calling, and of course, necropants.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

A computer bug so primitive it was an actual insect.

Tirelessly maintained by a Wisconsin man named JFK.

For 20 years, this whale skeleton has been slowly dripping oil on the floor of the museum where it hangs.