1) The Treaty of Tordesillas, signed in 1494, divided the newly discovered lands outside of Europe between Spain and Portugal, leading to the colonization of the Americas.

2) Many mountains have cultural and spiritual significance for local communities and are often considered sacred or revered in religious traditions.

3) The Giza Pyramid Complex, situated on the outskirts of Cairo, Egypt, is home to the iconic Great Pyramid of Giza, one of the Seven Wonders of the Ancient World. It was built as a tomb for the pharaohs and represents the pinnacle of ancient Egyptian architecture and engineering.

4) Rihanna, born Robyn Rihanna Fenty, is a Barbadian singer, actress, and businesswoman. She has achieved great success in the music industry with hits like "Umbrella," "Diamonds," and "Work," and has also ventured into the worlds of fashion and cosmetics with her brands.