石化した
arizona
bentonite
blue
boulder
boulders
clay
crystal
desert
desolate
dry
forest
geology
high desert
hiking
hiking trail
hill
hills
holbrook az
landmark
landscape
mineral
mineralogical
mineralogy
mountain
mountains
national park
park
petrified forest
petrified forest national park
petrified wood
pink
pond
recreation
red
rock
rocks
rocky
sand
sandstone
silt
stone
tiponi point az
tourism
trail
travel
vast
volcanic soil
water
wet