Ryan's District Boards

Cavers discover 'snowy' underground river of crystals
    (AP)

 

<p>You are not allowed to view links. Register or LoginAP - Hundreds of feet beneath Earth's surface, a few seasoned cave explorers venture where no human has set foot. Their headlamps illuminate mud-covered walls, gypsum crystals and mineral deposits.</p><br clear="all"/>


You are not allowed to view links. Register or Login/news.yahoo.com/s/ap/20080724/ap_on_sc/exploring_snowy_river