Crystal Caverns can be unlocked after completing City of Envy and Gluttony. This is where you can find Richard's anchor, the location of the game's final dungeon. The area also has a huge number of Ether to farm if you're short on energy potions.
Brief layout description
Connections to other maps
list of normal enemies
List and numbers of bosses, with rewards
rocks, plants, jumping points (AGI requirements)
harvistable nodes
chests (where if hidden)
other valuable / unusual items
non-hostile NPCs
unusual interactions
scripted events
lore
etc
list of normal enemies
List and numbers of bosses, with rewards
rocks, plants, jumping points (AGI requirements)
harvistable nodes
chests (where if hidden)
other valuable / unusual items
non-hostile NPCs
unusual interactions
scripted events
lore
etc