It was. Built for the Moscow Olympics and I think could accommodate 8,000.
The hotel was safe but packed full with prostitutes and loads of bouncers that would make Klitschko and Valuev think twice. Bouncers on the lifts and I'm pretty sure the reason was to ensure only registered guests and their girls could go upstairs.
Remember having a drink in the bar and one of the mob representatives coming round for a chat with two massive goons. Was fine but he was defo sounding us out. Seemed to like us though as gifted us a plate of prawns on the house