Since it's obviously not Mandalay Bay, I have a feeling that this is something Q wants us to figure out. It's somewhere else.
That curved building is the Belaggio. This refers back to your post >>544206 (pic related) when you were mentioning "make it rain."
“MAKE IT RAIN" is a gambling phrase:
"MAKE IT RAIN" could be referring to David Baazov, the King of Online Gambling. He was the former CEO of Amaya (AYA), which may be what Q team referenced here:
>What I say a class action lawsuit?
Read differently:
>What is AYA class action lawsuit?
Sauce (happens to be a Class Action Lawsuit involving AYA):
https://shareholdersfoundation.com/case/amaya-inc-nasdaq-aya-investor-securities-class-action-lawsuit-03252016
https://www.cardschat.com/news/judge-david-baazov-must-stand-trial-on-insider-trading-charges-57377/amp
https://www.cardschat.com/news/former-amaya-boss-david-baazov-allegedly-hid-brother-joshs-shares-51691