▲A holiday invented in 90s' sitcom 'Seinfeld' that became a pop-culture hit.

▲The alternating baldness of Russian leaders.

▲A desk literally full of candy in the US Senate.

▲In Boston in 1919, a storage tank burst, releasing a deadly wave of molasses.

▲Military dogs trained to carry bombs to tanks to be loaded.

▲A Japanese soldier in World War II who refused to surrender until 1974.

▲A famous court decision concerning illegal shark fishing.

▲A sport in which participants attempt to trap ferrets in their pants.

▲The day blood-colored rain fell over South India.

▲Exactly what it sounds like—interestingly, most of them are kings.

▲Deliberately incorrect entries in encyclopedias or other reference works.

▲A series of religious rules regarding proper use of the toilet.

▲A four-year civil war between two chimpanzee communities.

▲Nonhuman animals who have been submitted as applicants to diploma mills.

▲The real-life version of J.K. Rowling's fictional sport.

▲The worst months in a year for new movie releases.

▲Plants which appear to be able to perform arithmetic functions.

▲A Soviet Navy officer credited with saving the world from a nuclear holocaust.

▲A mechanism meant to allow people to signal for help if they've been buried alive.

▲A shortwave radio station broadcasting formatted numbers.

▲A rare metabolic disorder which causes a person to release a fishy body odor.

▲A plate tectonics joke.

▲A summer-long unbearable stench emanating from the Thames in London that inspired a new sewage system.

▲The only pig living in Afghanistan.

▲The truth behind the "potentially fatal" chemical you ingest every day.

▲One of several books written entirely without using the letter "e."

▲A page dedicated to the highly debated philosophical question.

▲Among them, the mass of a bag of cement.

▲A music microgenre that developed primarily through the internet.

▲The average color of the universe.

▲A skyscraper in Japan with a highway running through it.

▲The story behind Jesus's middle initial.

▲Discredited scientific theories that won't go away.

▲A trial involving the corpse of Pope Stephen VI's predecessor.

▲Farms that produce all the ingredients needed to make a pizza.

▲An open-sourced, freely licensed webcomic character.

▲A Mexican president who remained in office for less than an hour.

▲Varieties of locust permissible for kosher consumption.

▲Ship camouflage used during World War I.

▲Large, circular discs that weigh four tons each.

▲An 18th-century fad where lone men were hired to live in shacks on the property of wealthy land-owners.

▲Notable religious figures who failed to make an appearance in the time frame predicted.

▲A series of seven peaks in Utah, all with the same name.

▲The French performer who could fart on cue.

▲The story of The Beach Boys' failure to complete an album.

▲An English woman who convinced doctors that she gave birth to rabbits.

▲The first person known to have been born in Antarctica.

▲

When a person vividly recalls a memory that never happened.

▲A condition in which a native speaker of a language has a foreign accent.

▲

Online encyclopedia Wikipedia contains all of the information anyone could ever want. Among their millions of published articles are some pretty unusual, whimsical, and downright odd pages. They've even compiled a page for all of their "unusual articles," or for those that, while providing valuable information, aren't what you'd expect to find in an encyclopedia.

Get a sneak peek at some of the wackiest pages on the list in the following gallery!

▲

A fake chess-playing machine developed in the 18th century.

▲

A page about the travels of the head of England's 17th-century authoritarian ruler.

▲

A conspiracy theory that the Early Middle Ages were made up.