There were also many individuals who began collecting out of personal interest. As their collections have grown, they have discovered that enjoying their holdings in private is not as much fun as sharing them with the general public, so they have opened their private collections to visitors.
也有許多出於特殊興趣而投入蒐集行列的藏家，在藏品日漸豐富後，獨樂樂不若與眾樂樂的心情使然，開放出自己的收藏讓大眾分享。