1. The Great Wall of China is over 13,000 miles long and was built over several centuries.

2. The human brain is composed of about 75% water.
3. Antarctica is the windiest, coldest, and driest continent on Earth.
4. The Eiffel Tower in Paris, France, was completed in 1889 and stands at 1,063 feet tall.
5. Honey never spoils. Archaeologists have found pots of honey in ancient Egyptian tombs that are over 3,000 years old and still perfectly edible.