it's a deposit that could protect human and wildlife in the be a sens be a albert absen. >> coming uping you don't want to miss. an unfinished pr project in souh dakota. when will chief crazy horse stand tall, proud and complete? >> audiences are intelligent and they know that their fur thd complex it's forces a human it's imagine make it and comment. the vision of chief crazy horse nestled in the black hills began in i 1948 and it's yet to be realized here is chris burie. >> in the rugged granite of the black hills, the features are chiseled from the mountain side. a features of the warrior known as crazy horse. his arm holding a giant stallion that you can imagine but cannot see. the horses head all 219 feet of it has been painted but still must be fashioned from the jagged rock. call it a work in progress. carried on by the family of a man that started carving this mountain in 1948. >> he was determined it was going to be completed. i don't think he realized how long it was going to take or how much work it was going to be. >> under estimated the task. >> he did. now 87 years old r