Cave of the Dead

A dark tomb of petrifying statues behind the Eternal Sanctum Key door.

Bosses

Graverobber, Varg, and Cerah: A three-on-one gank; remove the archer Cerah first.

Flower Skirt (Crown of the Sunken King): Chest past the boss in Cave of the Dead, before the exit to Dragon's Sanctum.
Bonfire Ascetic (Crown of the Sunken King): Cave of the Dead: chest with the Lightning Clutch Ring, past the Sanctum Priestesses.
Bonfire Ascetic (Crown of the Sunken King): Cave of the Dead: on a corpse in the main cavern after dropping through a hole.

From Tower of Prayer drop to the bottom, cross both bridges and open the locked door with the Eternal Sanctum Key
Past the priestesses, chests hold Dried Roots, the Lightning Clutch Ring and Bonfire Ascetics
Climb three ladders (insect ambush) for the Sanctum Shield, then cross the bridge
Beat the invader Rockshield Baldyr and light the bonfire; carry a torch for the dark cave
Hit the obelisk for the lift, go through the fog and drop; Rapacious Andrei and Ruined Alfis can be summoned here
Clear each level slowly (petrifying statues, Sanctum Soldiers, statue clusters, a wall worm) and loot Petrified Somethings, Brightbugs and Bonfire Ascetics
Defeat Graverobber, Varg, and Cerah; kill Cerah first. Reward: Petrified Dragon Bones, Twinkling Titanite, a Titanite Slab and 60,000 souls
Opposite the entrance a chest has the Flower Skirt and a corpse has Blackweed Balms
Drop down the hole, go right along the ledge to the Dark Greatsword hex, then back the other way for Torches
Jump to the platform, drop to the bridge and ride the lift back to the bonfire