The city of Singapore seen from the mouth of the Singapore River, Singapore, Southeast Asia, Asia

travel destination horizontal outdoors day no people skyscraper tall building central business district cbd financial hub business tourist attraction city developed built up singapore river water waterfront imposing tower block urban architecture modern building exterior contemporary design man made landmark international landmark tourist destination place of interest outside nobody no one no one daytime southeast asia south east asia south east asia southeast asian south east asian south east asian singaporean architectural river tower block office block buildings landmark