Beginning with Crown of the Sunken King on July 22nd, players will be sent into a different world than the one they are used to in the Dark Souls Universe. You’ll explore Payramids and underground caverns as you search for Drangleic’s King Vendrick’s lost crowns. The other two DLCs, Crown of the Old Iron King will drop on August 26, 2014 and Crown of the Ivory King on September 24, 2014.
Each chapter of The Lost Crowns Trilogy will be available for purchase on the PlayStation Network, Xbox Live, and Steam for $9.99. The Steam season pass with all three chapters of The Lost Crowns Trilogy will be available for $24.99.
Source: kotaku.com