Lake Mead doesn't. At least, not as much as usual.
Hoover Dam could be a lot less impressive when you can't tell which side is which. To be fair, we've been here before (twice) but that was before Las Vegas began drawing massive amounts from the reservoir.
Watching the water issues in the West and Southeast can be mildly disconcerting. For that matter, Lake Michigan may have a leak or something.
Speculation abounds about what this (if anything) means. Regardless, fresh water may rival energy as the next generations primary headache.