The Popo Agie River enters a cavern, "The Sinks", at Sinks Canyon State Park, Wyoming. The river emerges a half mile downtream at "The Rise."
Photo # WY12
© Ross V. Walker
The Popo Agie River enters a cavern, "The Sinks", at Sinks Canyon State Park, Wyoming. The river emerges a half mile downtream at "The Rise."
