#1 - Sept. 3, 2014, 10:21 a.m.
Bounty Legendaries (caches)
Act 1
http://us.battle.net/d3/en/item/golden-gorget-of-leoric
http://us.battle.net/d3/en/item/mad-monarchs-scepter
http://us.battle.net/d3/en/item/pauldrons-of-the-skeleton-king
http://us.battle.net/d3/en/item/ring-of-royal-grandeur
http://us.battle.net/d3/en/item/sanguinary-vambraces
Act 2
http://us.battle.net/d3/en/item/cloak-of-deception
http://us.battle.net/d3/en/item/covens-criterion
http://us.battle.net/d3/en/item/gloves-of-worship
http://us.battle.net/d3/en/item/illusory-boots
Act 3
http://us.battle.net/d3/en/item/avarice-band
http://us.battle.net/d3/en/item/boots-of-disregard
http://us.battle.net/d3/en/item/burst-of-wrath
http://us.battle.net/d3/en/item/envious-blade
http://us.battle.net/d3/en/item/insatiable-belt
http://us.battle.net/d3/en/item/prides-fall
http://us.battle.net/d3/en/item/overwhelming-desire
Act 4
Act 4 appears to be able to drop items from all of the other act pools. If I get any clarification from blizzard, I will keep this post updated. So far, items from act 1, 3 & act 5 caches have been found.
Act 5
http://us.battle.net/d3/en/item/salvation
http://us.battle.net/d3/en/item/deaths-bargain
http://us.battle.net/d3/en/item/helltrapper
http://us.battle.net/d3/en/item/pandemonium-loop
http://us.battle.net/d3/en/item/soulsmasher