“ I am in the process of planning a complete steampunk themed campaign world.
The underdark will not be made up of caverns or caves, but huge, interlocking gears. The gears will be constantly moving and are basically a gigantic mechanism.
Part of this underdark is controlled by an insane analytical engine (mechanical computer).
Stay tuned for more details”
“ The runoff from Mount 'Evil Volcano' has turned an area of small lakes below into a vision of hell. The mixture of acids in the lakes is of such strength that virtually any organic material touching is quickly dissolved. It is a melange of sulfuric, nitric and hydrochloric acids.
However, the place does harbor life, and its very strange, and very dangerous....”
“ The lengthy process to do something necessary or a magical scroll needed is inscribed on the other side of a great tapestry and can't be removed. For more fun it could be in the kings throne room. Try to hide in shadows with a 20*5 (yards/meters) monstrosity!”