If you find something interesting, that you didn’t know about before, well there’s perfect inspiration to blog about it!
For example, I recently saw a tweet by Jorgen Sundberg about the Wilhelm Scream which lead me to a video of a compilation of this often used screaming sound effect which was originally recorded in 1951.

I didn’t know about it but it is a very popular sound within many Hollywood films – including Star Wars films, Indiana Jones movies, Gremlins 2, Pirates of the Caribbean, Shrek the Third, Wallace & Gromit: The Curse of the Were-Rabbit, and several Pixar films.

Check out the video:

You can read all about it here on Hollywood Lost and Found.
And there is a complete list of the movies with this effect here.