Please share this with park rangers. This looks like southern Utah.

https://www.nps.gov/orgs/1563/submit-a-tip.htm

You can call or even just send an email with the relevant information. Please please please report this.

Edit: its Lake Mead, its also an old video. https://www.smithsonianmag.com/smart-news/two-vandals-lake-mead-toppled-rock-formations-made-from-140-million-year-old-dunes-180984180/

I’ll take Things that are Infuriating for $1000.

Guess it was too much to ask for that guy to get maimed by the rock…

Unfortunately it has happened before.

It would be wrong to gun them down as they did this