text: // Business Logic
  
  function Destination() {
    this.places = {};
  }
  
  Destination.prototype.addPlace = function(place){
    this.places[place.country] = place;
  }
  
  function place(country, landmark, season, notes){
    this.country = country;
    this.landmark = landmark;
    this.season = season;
    this.notes = notes;
  }
  
  place.prototype.formatPlaceString = function() {
    let descriptiveString = "";
    for (const key in this){
      if (this.hasOwnProperty(key)){
        descriptiveString += key + " " + this[key] + "\n";
      }   
    };
    return descriptiveString;
  }
  let destination = new Destination();
  let italy = new place("Italy", "Duomo", "Summer", "These are notes");
  destination.addPlace(italy);
  console.log(italy.formatPlaceString());
  
  