advice alert appropriate behavior appropriate behaviour black blue care chinese colors colours concern danger dangerous directions emergencies emergency english languages protect protection rain rain-drops safety sign signs slip slippery slippery floor slippery surface slipping warning warning sign wet wet surface white yellow aerial-view angled angles automobiles backgrounds below bus cars four-lane-highway four-lanes height high highway highways modern motion movement overpass perspectives roads safe scene scenery secure secured shape shapes sights Singapore streets traffic traffic-flow trucks vehicles views beach beach-sands children concrete daughters edge egdes family father footprints girls light mother outdoors outside peaceful people perspective quiet raised reclining sand sandy seashore shadow shadows sitting sunbating sunlight sunshine view waiting walkway watch watching water waves announcement antennae appropriate-behavior appropriate-behaviour avoid be-careful bees beware brown buzzing caution color colour communicating communication community furry hairy hive honey-bees information informing insects on-guard pollinators protective risk risks risky soldier-bees striped swarm swarming transparent warning-sign wings abstract background bumps coloured design equipment floor grunge health no non non-skid non-slip object occupational outdoor pad pads path pathway pattern pavers paving plastic prevent prevention rubber shiny sidewalk skid stone street surface texture traction used boat cool cooling currents distance distant enjoyment ferry hazy Jetty lake lakeside misty outing passengers recreation relaxation restful ripples rippling sailing shuttle-boat sun surfaces tourists tranquil tranquillity travellers trees vegetation Dirt active activities children’s-play-area children’s-playground climbing double dual enjoying fun leisure orange outdoor-play-equipment park play play-area playground playing public public-space recreational shade shaded shady sheltered slide suburban appearance aqua chairs clean clear deck chairs empty palms plants pool poolside private raining reflection reflections relaxing responsibility responsible shrubs surrounding surrounds swimming swimming pool tropical water's edge wavelets cruise sight-seeing visitors