def default_destinations(iata_code_original_destination):
    """Get three default destinations different from original destination of query."""
    # Paris, London, Rome, New York
    defaults = ['CDG', 'LHR', 'FCO', 'JFK'] 
    if iata_code_original_destination in defaults:
        defaults.remove(iata_code_original_destination)
    else:
        defaults.remove('JFK')
    return defaults