seth doan takes us to a forest in northern italy, where you could say pianos grow. >> reporter: to the forest, consider including this. ♪ ♪ the sound of the piano. ♪ ♪ because the majestic red spruce has been prized by instrument makers for centuries. ♪ ♪ we followed in the snow-shoe tracks of an italian forest ranger and luka, a second generation piano maker. you say this could be a good tree. >> this could be a good tree. >> reporter: yes, resonating wood. this likely 200 year old red spruce has good accoustic properties because at more than 7,000 feet, the trees dormant in winter months grow slowly, that gives a desirable wod grod grai. desirable planks wind up at the factory, and they make an instrument that turneditin to a. >> i have in my contract that i will only play his piano. >> reporter: jazze hancock. >> it just feels a very rich so. and it just begs you to play it. >> reporter: do you think it's something that only you, someone with what, 14 grammys can hear or could the rest of us hear it? >> the rest of you hear it. >> reporter: fazioli uses a dozen different types of wo

harvesting music from a very unexpected place, our seth doane has discovered. >> reporter: high up in's alps, we go in search of the tree used in some of the finest instruments on earth. >> it is something we cannot describe. >> reporter: and meet the piano-maker who is impressing some of the world's top musicians, including herbie hancock. >> i just started to play it, and i said, wow, what is this? >> reporter: come along on a magnificent musical journey later on "sunday morning." >> pauley: our sunday profile this morning, ellen burstyn, an oscar-winner for whom the thrill of a good role never grows old. with nancy giles, we pay her a visit. >> when she finally got me to a doctor, she advised her to just let me go. >> reporter: at 88, ellen burstyn is still getting raves. this time for her role in "pieces of a woman." >> i never thought i would be acting at 88. it never occurred to me. but, on the other hand, it never occurred to me to not be. >> reporter: a conversation with ellen burstyn. ahead on "sunday morning." [laughter] >> pauley: lee cowan is in conversation with sind cind