Rock Tunnel on Sylvan Lake Trails in Custer State Park, Black Hills Country, South Dakota, USA
Schlüsselwörter
black hills,
us,
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no people,
copy space,
rock,
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mountain,
summer,
landscape,
us,
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state park,
altitude,
high altitude,
tour tourism,
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nobody,
glacier,
mountaineering,
dramatic,
shape,
boulder,
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wonder,
explore,
rock climbing,
footpath,
granite,
formation
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