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A Viking vessel in Saint Kitts, one of the stops on the cruise line's Ultimate World Cruise.

Could you spend the better part of a year on a ship?

NBC

You take the good, you take the bad, you take 'em both, and there you have these 15 facts about the ladies of Eastland.

PBS Television/Courtesy of Getty Images

The television icon was the definition of humble.

44 Pages

The documentary '44 Pages' takes a deep dive into the history of the beloved children’s magazine.

iStock

Watch out for confident people—they can fool you.

iStock

The purifier, which makes saltwater drinkable, is said to work three times as fast as current filters on the market.

From left: Wally Schirra, Deke Slayton, Gus Grissom, Christopher Craft of the Mercury Operations Division, Gordon Cooper, Scott Carpenter, John Glenn, and Alan Shepard.

Would you have been qualified to be an astronaut back in 1958?

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The one space-versus-two space debate rages on.

Hulton Archive/Getty Images

Where did this quirky song come from? It's complicated.

Rebecca O'Connell (Getty Images) (iStock)

"You are such pests! ... In your depths of your ignorance, what is it you want?"

Warner Home Video

Here they are all 37 villains in the 'Batman' TV series on display with a little extra Bam! Pow! Zap! for good measure.

Liaison/Getty Images

Side note: he wore blue suede shoes.

Ben Pruchnie, Getty Images

Even if death, the Bard was eloquent.

Public Domain, Wikimedia Commons

His contributions to philosophy are immense, even though he never seemed to fully agree with himself.

Netflix

Bhagwan Shree Rajneesh was a polarizing figure who knew how to grab headlines.

Lawrence Livermore National Laboratory, Wikimedia Commons // CC BY-SA 3.0

From a 17-mile-long particle accelerator to a football field–sized space observatory, these machines are marvels.

iStock

The winged mammals play a vital—albeit little-appreciated—role in agave production.

Courtesy of Land of Oz

The park officially closed in 1980, but that wasn't the end of Oz.

Public Domain, Wikimedia Commons

The godfather of modern moviemaking was an illusionist before he was a filmmaker.

iStock

Who's going to tell IKEA?