sulfur valley-datun volcanic observatory on the southwest side of yangmingshan national park

bad badlands breathtakingly characteristics cliff coast diffuse ecological ecosystem environmental filled fills fishy fortification foul full fumes geological geology heritage hill landforms landscape magnificent majestic mountain national natural observatory odor offensive overflows park peculiar permeated pervades pervasive plateau precious presents pungent relics resources ridge rock room ruins scenery sea side sky smell smelly southwest spectacular spreads stench stink strong stunning suffocating sulfur terrain unique unpleasant valley valley-datun views volcanic wetland wilderness yangmingshan