1) Native American mythology is incredibly diverse, with numerous tribes and cultures across North and South America having their own unique traditions and stories. It encompasses deities, nature spirits, tricksters, and heroes, reflecting the deep connection between indigenous peoples and the natural world.

2) The world's oldest university, Al-Qarawiyyin, was founded in 859 AD and is located in Fez, Morocco.

3) Mount Everest, located in the Himalayas, is the highest mountain on Earth, reaching a peak elevation of 29,032 feet (8,848 meters).

4) The development of the World Wide Web Consortium (W3C) and web standards has ensured interoperability and compatibility across different web browsers and devices.