1) The first graphical web browser, Mosaic, was released in 1993 and played a key role in popularizing the World Wide Web.

2) The Mona Lisa, painted by Leonardo da Vinci, is one of the most famous and valuable artworks in the world.

3) Insurance policies often contain exclusions, which are specific events or circumstances that are not covered by the policy.

4) The average person spends around six months of their lifetime waiting for red lights to turn green.