The Tristram Cathedral is an ancient Horadric edifice. Underneath it, the Horadrim imprisoned Diablo in his soulstone. When the Horadrim faded away, the cathedral was left as decrepit ruin. The cathedral briefly became the seat of power of King Leoric, but with the The Darkening of Tristram and the town's destruction, the cathedral has since remained abandoned. After the Horadrim defeated Diablo, they buried his soulstone in a secluded cave near the River Talsande. Above this cave the...