The once wealthy and vibrant Italian city of Pompeii was destroyed over a two-day period when Mount Vesuvius erupted in 79 AD.

Construction of the Great Wall of China dates back to the 7th Century BCE and continued into the Ming dynasty up to 1644 CE. One of the few manmade structures visible by the naked eye from space.

Although the exact date is debated, the Thera eruption shot magma 20-miles high, caused a tsunami, and devastated the Minoan civilization.

After sustaining the largest WWI casualties of any nation and a ravaged economy, the Russian, or Bolshevik, Revolution resulted in marxist dictators like Lenin and Stalin rising to power.

While the Incas first ground peanuts into paste, John Harvey Kellogg was the modern inventor of peanut butter, filing for a patent in 1895. Innovations in processing led to the average American consuming 1,500 PB&J sandwiches before high school graduation.

Third-largest and arguably the oldest world religion, hinduism embraces a main deity known as the Brahman, as well as practicing Karma, Dharma, and more.

The hundred years war fought between France and England during the 116-year period 1337 to 1453 did not end with formal treaty, but the acknowledgement of superiority.