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Making America's Best Idea Even Better
Wind Cave National ParkWildflowers
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Wind Cave National Park
Wildflowers - Plains Milkweed
 
Plains Milkweed, Low Milkweed - Asclepias pumila
NPS Photo by Jim Pisarowicz
Plains Milkweed, Low Milkweed - Asclepias pumila
 
Plains Milkweed is most often found in the Red Valley and low limestone areas of the Black Hills.
Shell-leaf Penstemon
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Caver surveying through a small passage in Wind Cave  

Did You Know?
With more than 132 miles (212 kilometers) of explored passages, Wind Cave is the 4th longest cave in the world. The cave is still being explored.

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Last Updated: June 15, 2007 at 14:14 EST