Silverswords: Rarer Than Diamonds from Hawai‘i Volcanoes National Park

Hawai‘i Volcanoes National Park

National Park Service

Silverswords: Rarer Than Diamonds

3 minutes Posted Mar 14, 2013 at 4:23 pm.

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Hawai'i Volcanoes NP: What is a silversword, why is it so rare, and what is its relation to Hawaiian cowboys? Watch the video to find out.