A treasure-hunting diver recently came upon a lost GoPro camera at the bottom of a waterfall. It turns out it was lost two years ago by a man who drowned there, and the SD card is now providing the victim’s family with closure. WSB-TV reports that YouTuber Rich Aloha was diving at Foster Falls in Tennessee and looking for lost treasure when he saw tip of a thumbscrew and then dug up a buried GoPro camera from the muck. The…