GRogall over on Eurobricks has posted some high resolution images of the LEGO Lord of the Rings Battle at the Black Gate (79007) as well as the Pirate Ship Ambush (79008). The sets are expected to be released sometime in June or July.
Battle at the Black Gate (79007)
The Battle at the Black gate contains 656 pieces and contains 5 minifigures: Aragorn, Gandalf the White, the Mouth of Sauron, and 2 Mordor Orcs. The set also includes a Great Eagle. The Black Gate features a locking mechanism that holds the two gates together.
Pirate Ship Ambush (79008)
The Pirate Ship Ambush contains 756 pieces and has a whopping 9 minifigures: Aragorn, Legolas, Gimli, King of the Dead, 2 different Soldiers of the Dead, a Pirate of Umbar (Peter Jackson anyone?), and 2 Mordor Orcs. The set also has a nice-looking brick built catapult.