[
  {
    "fact": "The Eiffel Tower in Paris, France, was originally intended to be a temporary structure.",
    "source": "History.com",
    "category": "History",
    "reference_url": "https://www.history.com/topics/france/eiffel-tower"
  },
  {
    "fact": "Honey never spoils. Archaeologists have found pots of honey in ancient Egyptian tombs that are over 3000 years old and still perfectly edible.",
    "source": "National Honey Board",
    "category": "Food",
    "reference_url": "https://www.honey.com/about-honey/history"
  },
  {
    "fact": "The average person will spend six months of their life waiting for red lights to turn green.",
    "source": "National Motorists Association",
    "category": "Travel",
    "reference_url": "https://www.motorists.org/"
  },
  {
    "fact": "Pineapples used to be so rare and expensive that they were often rented out as centerpieces for parties and events.",
    "source": "Hawaii.com",
    "category": "Food",
    "reference_url": "https://www.hawaii.com/blog/the-history-of-pineapple/"
  },
  {
    "fact": "The shortest war in history lasted only 38 minutes between Britain and Zanzibar on August 27, 1896.",
    "source": "BBC News",
    "category": "History",
    "reference_url": "https://www.bbc.com/news/world-africa-16539341"
  },
  {
    "fact": "Cows have best friends and will become stressed when they are separated.",
    "source": "National Geographic",
    "category": "Animals",
    "reference_url": "https://www.nationalgeographic.com/animals/mammals/facts/domestic-cattle"
  },
  {
    "fact": "The word 'gorilla' is derived from a Greek word meaning 'a tribe of hairy women'.",
    "source": "Live Science",
    "category": "Animals",
    "reference_url": "https://www.livescience.com/27403-gorilla-facts.html"
  },
  {
    "fact": "The Great Wall of China is not visible from space with the naked eye.",
    "source": "NASA",
    "category": "Travel",
    "reference_url": "https://www.nasa.gov/audience/foreducators/postsecondary/features/F_The_Great_Wall_of_China.html"
  },
  {
    "fact": "Bananas are berries, but strawberries are not.",
    "source": "Botanical Society of America",
    "category": "Food",
    "reference_url": "https://cms.botany.org/home.html"
  },
  {
    "fact": "Mammoths still walked the Earth when the Great Pyramid of Giza was being built.",
    "source": "Smithsonian Magazine",
    "category": "History",
    "reference_url": "https://www.smithsonianmag.com/history/what-caused-extinction-woolly-mammoth-180964411/"
  }
]