Helix Bridge, Marina Bay Sands Hotel in the background, Central Singapore District, Singapore

deserted spiral bridge building city urban singapore southeast asia asia tourist attraction culture helix city state landmark travel photography marina bay sands hotel hotel no one structure town urban environment southeastern asia place of interest international landmark marina bay sands resort spirally resort no people construction municipal famous place marina bay sands helical nobody spiral shaped uninhabited empty spirals bridges buildings cities tourist attractions cultures helices city states landmarks places of interest international landmarks constructions famous places pont south east asia sight tourist landmark hotel complex hotel building hotel facility hotel facilities hotel resort resort complex tourist spot