Early museums began as the private collections of wealthy individuals, families or institutions of rare or curious natural objects and artifacts. (OK...that part's still true). These "public" museums, however, were often accessible only by the middle and upper classes. It could be difficult to gain entrance. (Thanks, Wikipedia, for reminding me how lucky we are today that somethings have changed for the better.) Crystal Bridges admission is free. You can go on line and make 'reservations'…
