The Helix Bridge Singapore. SINGAPORE, May 2, 2015. Looking from The Helix Bridge at the triplet towers of the Marina Bay Sands Hotel with its curved Skypark on the roof of the building. The Skypark lies 200m above ground level and houses an observation deck, a 150m long infinity pool, a restaurant, a night club and dozens of palm trees. Next to it is the ArtScience Museum which is shaped like a lotus flower. It is the world's first ArtScience Museum. The entire complex was designed by the Israeli-Canadian architecture firm Safdie Architects.