public bool CanGuestSeeConveyance(Conveyance conveyance)
    {
        Vector3    guestPosition = transform.position; //mouse position on the screen
        Vector3    startPosition = conveyance.StartPosition(guestPosition, this);
        RaycastHit hit;

        Debug.DrawLine(guestPosition, startPosition, Color.red);
        Debug.Break();
        if (!Physics.Linecast(guestPosition, startPosition, out hit))
        {
            return(true);
        }                                                                              //if nothing is hit we can assume it is scene
        Debug.Log(conveyance.name + ": " + hit.transform.name + ": " + hit.transform.gameObject.tag);
        Debug.DrawLine(hit.point, guestPosition, Color.cyan);
        if (hit.transform.gameObject.tag != "Conveyance")
        {
            return(false); //if the thing hit was not a conveyance
        }
        return(true);      //if nothing or conveyance was hit
    }