A New Kind of Coloring Book for Adult Relaxation! This book includes 24 beautiful images for you to color by numbers. Get out your most extensive colored pencils or marker set and color your favorite one. You're sure to find plenty to enjoy coloring in this fun yet challenging extreme Color By Numbers for Adults edition. If you are looking for adult activity books, this is a great choice. Packed with landscapes for hours and hours of adult color by numbers fun. Difficulty Level: Intermediate to Advanced