Glacier Ice Caves on Mt. Hood, Oregon, were discovered in 2011 by Brent McGregor and exploration team. Catch a view of these magnificent caves before they're gone -- these tunnels and caverns may soon melt away .
Read more: http://www.smithsonianmag.com/smart-news/visit-fast-disappearing-ice-caves-mt-hoods-sandy-glacier-180957506/#lsohHH9ZGPO1dADs.99
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