I remember years ago back on the old versions of IPB there was an app it was a spinning globe which told what countries everyone was located at when they were signed into the forums is there anything like that now.

All I can think of is

 

Something like this? https://www.revolvermaps.com/

You can find lot's of such scripts via Google.

How would I add a script like that into the forum as a block or page?

I figured it out thanks for the link!