英文關鍵字
day
firehole
geothermal
geyser
landscape
national
nature
park
recreation
river
scenery
scenic
steam
thermal
tourism
tourist
water
wilderness
wyoming
yellowstone
英文關鍵字
day
firehole
geothermal
geyser
landscape
national
nature
park
recreation
river
scenery
scenic
steam
thermal
tourism
tourist
water
wilderness
wyoming
yellowstone