Where the leaves are grown matters, how the leaves are processed matters, but that is still not the end of the story.  Even a "finished" tea can offer a variety of different experiences, through aging.  Discover Dark Teas (also known as Pu'er or fermented teas), and how a tea can be aged to perfection.
 
Heart of Gold (2022 Dark Tea from the Nilgiri Mtns in India)
Snow Mountain (2012 Dark Tea [raw pu'er] from Yunnan, China)
Tribute Ripe (2003 Dark Tea [ripe pu'er] from Yunnan, China)
Class of '93 (1993 Dark Tea [raw] from Chiang Rai, Thailand)