Heat lightning can also occur if cloud-to-ground lightning occurs very far away and the sound dissipates before it reaches the observer. At night, it is possible to see the flashes of lightning from very far distances, up to 100 miles, but the sound does not carry that far.
Fungal Grotto is a 4-man dungeon in Elder Scrolls Online. It is located all the way at the western edge of Stonefalls.
Ghost Mushroom. Ghost Mushroom is a Herb that can be gathered by Herbalists. It requires 245 in Herbalism to gather. Source. As far as Azeroth goes, Ghost Mushrooms can be found only in The Hinterlands (in the cave beneath Skulk Rock, and in the cave near the altar in Jintha'Alor), Razorfen Downs, Maraudon and Dire Maul.