olongapo, zambales, philippines - a river separates the olongapo city proper with subic special economic and freeport

olongapo zambales philippines river boundary border sbma subic building city cityscape skyline urban haze smog hazy pollution morning bridge canal zoning separation separate waterway zone aerial architecture asia business center central luzon commerce commercial dense density destination downtown drone filipino outdoor populated road rooftops scenic street tourism travel view april 2022: separates proper special economic freeport