This popular series continues in the Netherlands with a Friesian horse and a girl who are invovled with a traveling circus in Victorian times. Full description TK. For all lovers of horses and history, the beloved Horse Diaries series is heading to the circus! A beautiful Friesian horse and the younger sister of a circus star develop a heartwarming friendship in this sweet and lively story told straight from the horse's mouth. The Netherlands, 1855 Luna is a black Friesian mare with one small white crescent- moon marking on her forehead. She lives a quiet life on a farm . . . until the circus comes to town! Luna bonds with a girl named May, who dreams of starring in the show, just like her older sister. And together, Luna and May just might be able to shine. Here is Luna's story . . . in her own words.