Following the success of Secret Garden by Scottish illustrator Johanna Basford,the PalaceMuseum is going to publish its own series of coloring books in October,reported thepaper.cn.The three books will cover drawings of architecture ,patterns on royal clothing and royal jewelry ,and patterns on royal suppliers.Due to the popularity of Secret Garden and Basford's follow-ups ,coloring books are no longer just meant for children.The books are part of an effort to further interest the public in the subjects of color and architecture,according to museum staff.