For the past 21 years, King Willem-Alexander has moonlighted for Dutch airline KLM.

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The gravestone has an interactive screen capable of displaying pictures, video, and other types of digital odes to the deceased.
The origins of syphilis may be one of the greatest (and grossest) health mysteries of our time. What we do know is that, throughout history, people were quick to point fingers at each other.
For decades, experts believed the work was a forgery.
You may remember the rock arch, called the Azure Window, from HBO's "Game of Thrones."
Billy Muir, 67, works as a sheep farmer, firefighter, electrician, garbage collector, and more.
It was reportedly donated to Dutch refugees in the Netherlands after World War II.
Some historians believe it killed Arthur, Prince of Wales in 1502—and changed the course of history.
The proposed bill comes in the wake of several recent child hospitalizations.
2. There's a reason it's nicknamed "The Venice of the North"—it has more than twice the number of bridges the Italian city does.
Two men thought connected with the theft are in police custody.
History buffs can see the military general's famous "bicorne" hat and a slew of other items at France's national army museum.
Gustave Eiffel used his private aerie to receive notable guests like Thomas Edison and for private reflection.