Vulcanic Heights/Interactables

Outside

 * BallRoom's Depth Orb.

Top of the Peak

 * Owl's Depth Orb
 * Touching Xigeris Fire, which sends you to 2015 DG.
 * Alternatively sends you to Storage if extingushed.
 * Interacting with the Xigeris Fire (though no prompt shows) brings up a Hint of "Brings back memories."

Inside (Upper)

 * Coming Storm's Depth Orb.
 * Activation of Pumpkin Gate
 * Conversion
 * Wrappers -> Hats
 * Cans -> Studs
 * A Shudra's Task --> Silver Net
 * Tanyo's Epitaph
 * Sodas can be poured into the Cauldron for transmutations.
 * Potions can be poured into the Cauldron to create a mixture, which gives 500+ MaxHealth when put in an empty Cloud Mug.

Inside (Lower)

 * Herakleia Depths
 * Golden Mirrors