1) The Dead Sea, located between Jordan and Israel, is the lowest point on Earth's surface. Its saltwater is so dense that people can easily float on its surface.

2) The speed of a sneeze can reach up to 100 miles per hour (160 kilometers per hour).

3) Honey never spoils. Archaeologists have found pots of honey in ancient Egyptian tombs that are over 3,000 years old and still perfectly edible.

4) Mountains are formed through various geological processes, including tectonic plate movements, volcanic activity, and erosion.