The youngest person executed, George Stinney Jr was proven innocent

The ancient city of Jericho is the world's oldest walled city, with evidence of stone fortifications dating back nearly 9000 years.

Queen Elizabeth II, who ruled Britain for 70 years, has away at the age of 96. She was the country's longest-reigning monarch. Here are some little-known facts about her.

During WW2, there was a special unit of men dubbed the ‘Ghost Army’. The unit was made of artists, creative and engineers and their job was to create deception about the enemy. From inflatable tanks to phony convoys to scripted conversations in bars intended to spread disinformation, they used all possible tricks to fool the enemy.

Roller coasters were invented to distract Americans from sin. In the 1880s, hosiery businessman LaMarcus Thompson didn’t like that Americans were going to places like saloons and brothels and created the first roller coaster on Coney Island to persuade them to go there instead.

Hundreds of young women worked in clock factories during World War I, painting watch dials with luminous radium paint. The company lied about the risk of radiation, claiming there was no danger, which resulted in the death of the young women.

Sony's PlayStation was never meant to be an actual product. Instead, it was intended to be a CD-ROM console that would support Nintendo games. However, when Nintendo backed out of the deal at the last minute, Sony went ahead and launched what soon became one of the most successful gaming consoles of all time.

At the 1912 Olympics, a marathon runner quit and went home to Japan without telling officials and was considered a missing person in Sweden for 50 years. In 1966, he was invited to complete the marathon. His time: 54 years, 8 months, 6 days, 5 hours, 32 minutes, and 20.379 seconds.

The ancient Egyptians used a pregnancy test that involved potentially pregnant women peeing on barley and wheat seeds. Plant growth indicated pregnancy: barley for a boy and wheat for a girl. Later tests revealed that pregnant women's urine causes plant growth 70% of the time, whereas non-pregnant women's urine does not.

Icelandic women went on strike for equal rights on October 24, 1975. 90% of women walked out of their jobs and homes, effectively shutting down the entire country. The men were struggling to keep up. The following year, Parliament passed a law requiring equal pay. Iceland elected the world's first female President five years later. Iceland now has the highest gender equality rate in the world.

The unbroken seal of Tutankhamun's tomb before it was opened in 1923, it was unbroken for over 3000 years.

Between 1764 and 1767, a mysterious animal called the Beast of Gévaudan terrorized the French village called Gévaudan. It attacked and killed about 100 adults and children. While most believe it was a wolf, some say it may have been a wolf-dog hybrid, hyena or even a lion, but without any genetic evidence, the beast will remain a mystery forever.

We are all aware that medicine has advanced dramatically over the last fifty years. There are several modern medical approaches available today, but this was not always the case. However, the past of medicine is a dark one. Medical leeches, lobotomy, vascular surgery, cranial stenosis, and even electroshock therapy are all options. These are only a couple of the cruel healing techniques that are still in use today.

In 1939, George Dantzig arrived late to his statistics class. On the board were two famous “unsolved” problems in statistics written as an example by his professor. Dantzig mistook the examples for homework assignments. He solved the “unsolved” problems and submitted the homework to his professor a few days later. His solutions earned him a doctorate.

Between 1950 and 1960, Las Vegas offered “Atomic Tourism” in which guests could watch atomic bombs being tested in the desert as a form of entertainment.

At the 1936 Summer Olympics, two Japanese pole vaulters named Sueo Oe and Shuhei Nishida tied for second, but they declined to compete against each other. As a result, Nishida was awarded the silver medal and Oe won a bronze medal. Upon returning to Japan, the athletes had their medals cut in half and spliced together to create new "friendship medals," which were half silver and half bronze.

Albert Einstein's brain was taken by the opportunistic pathologist who performed his autopsy hours after he died and kept in two jars for 30 years. The stolen brain of Albert Einstein was preserved in a cookie jar for 30 years until being discovered by a journalist.

The inventor of shopping carts, Sylvan Goldman, had to hire several male and female models to push carts around in his store, demonstrate their utility, and explain their use to other customers, due to not catching on initially.

During WWII, a German captain and an engineer flushed the submarine's high-tech toilet incorrectly, causing the vessel to rapidly fill with water. British planes patrolling the sea attacked them as the submarine was brought to the surface. While many members of the crew were killed in the attack, the captain escaped!

4 January 1961: The 4241st Strategic Wing's Boeing B-52G-95-BW Stratofortress, serial number 58-0187, was on a 24-hour airborne alert mission off the United States' Atlantic Coast.

Nathan "Nearest" Green was an African-American head stiller who is now more frequently referred to as a master distiller. He was renowned for imparting his distilling knowledge to Jack Daniel, the creator of Jack Daniel's Tennessee whiskey distiller, after Jack Daniel was freed from slavery following the American Civil War.

In 1987 a man hijacked a television station during an episode of Dr. Who and wore a Max Headroom mask and uttered nonsense, and he still hasn’t been caught

Wrigley's was originally a soap company that gifted baking powder with their soap. The baking powder became more popular than the soap so they switched to selling baking powder with chewing gum as a gift. The gum became more popular than the baking powder so the company switched to selling gum.

On October 13, 1972, a plane carrying a rugby team from Uruguay crashed in the Andes between Chile and Argentina. The survivors were in brutal conditions - high altitude, bitter cold, and the lack of food—and faced the most terrible choice—eating the frozen flesh of their dead friends or starving to death themselves.

In Cleveland, Ohio, United Way broke the world record by deflating nearly 1.5 million balloons as part of a publicity stunt to raise money. The balloon obstructed a US Coast Guard search for two boaters who were subsequently discovered to have drowned, blocked airport runways, and blocked land and waterways.

William James Sidis, who was only 11 years old when he enrolled in Hardvard, finished his primary and secondary schooling in less than a year. He knew eight foreign languages by the age of eight and even invented his own language, "vedergood."