Hyatt Regency San Francisco is a hotel located at the foot of Market Street and The Embarcadero in the financial district of San Francisco, California. The hotel is a part of the Embarcadero Center development by Trammell Crow, David Rockefeller, and John Portman.
The Regency Club Lounge was once the Equinox, a rooftop revolving restaurant, but is now a stationary elite club for certain hotel guests offering 360-degree views of the city and the bay.(Wikipedia)
"Hyatt Regency San Francisco"