The below is the message I got via email after check-in that gave directions to our room. The Ipanema tower are the renovated section.

For rooms 301-2090 take an immediate left once you leave the kiosk and follow the hallway past Starbucks to Ipanema tower elevators

For rooms 4001-51001 leave the kiosk and walk through the gaming area past the Masquerade Bar to the Masquerade tower elevators
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