The PARKROYAL COLLECTION Marina Bay, Singapore (formerly Marina Mandarin Singapore) is a five-star luxury hotel located on Raffles Boulevard in the Marina Centre complex, in the Downtown Core of Singapore. Hotel Designed by John Portman, the hotel has one of the largest open atriums in Southeast Asia, which rises through 21 levels and is permeated by natural light. Each of the 575 rooms is accessed from the balconies overlooking the atrium, and has views of the Singapore harbour and the city skyline. References External links Official hotel website Skyscraper hotels in Singapore Marina Centre Downtown Core (Singapore) Twisted buildings and structures John C. Portman Jr. buildings Hotels established in 1987 1987 establishments in Singapore