This is how iterate over dart map. Edit in DartPad https://dartpad.dartlang.org/2329d52411daeff9317461f9626187db

map_iterate_example.dart

void main() {
  var locations = {
    {
      'country': 'Egypt',
      'city': 'Cairo',
      'Latitude': 30.033333,
      'Longitude': 31.233334,
      'utcOffset': 2
    },
    {
      'country': 'Thailand',
      'city': 'Bangkok',
      'Latitude': 13.7563,
      'Longitude': 100.5018,
      'utcOffset': 7
    },
  };
  
  for (var element in locations) {
    print(element["country"]);
  }
  
  // or
  
  locations.forEach((element) => print(element["country"]));
}