castle europe flag green Portugal red yellow architecture buildings busy capital city gardens Israel Jerusalem life modern people traffic urban vibrant blue Colorfulness graphic design light macro photography Optoelectronics photography technology Visual effect lighting airport barcelona bilbao destination fly frankfurt line madrid map plain sevilla Spain stockholm tourist travel vienna branch current danger England english flow Great Britain landscape natural nature powerful river strong surge surging thames tree violent water ancient art bird bullion color decoration design eagle gold golden imperial old park predator sky snow white wing winter black communicating communication denied directive fines information informing no-parking not-allowed not-permitted parking penalties permission-denied prohibited prohibition road sign sign street-sign traffic-flow warning arch banners colored colors colour coloured colours decorated decorations decorative display distinct distinctive Flags four-storeys-high government Istana-Park National-Day nationalism Patriotic patriotism pools pride reflecting-pools reflections Singapore