Lost Lake Disappears Down 3 Holes Into Subterranean River
OPB | Broadcast: Nov. 12, 2015
A lake in the Cascades has several holes in it that look and act like bathtub drains.
Geologic Snowflake Hunters Flock To Oregon For Thundereggs
OPB | Broadcast: Oct. 31, 2013
Rock hounds flock to Oregon from around the world to find thundereggs.
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