Although the huge 1993 increase in water flow
changed the landscape at the Dam site and caused
flooding downstream, catastrophic flooding was
avoided. The Iowa River returned to normal flow
over the next few months, and the Dam itself
remained . . . — — Map (db m174799) HM
Fossils can be seen in most of the limestone layers
exposed in the Gorge, and these provide clear evidence
of ancient life that once inhabited a shallow sea. Fossils
comprise more than half of some layers, especially the
coral-rich “Rapid . . . — — Map (db m174796) HM
Construction of the Coralville
Dam complex by the U.S. Army
Corps of Engineers was completed
in 1958, and designed primarily
for flood control. Lake levels are
regulated routinely by adjusting
the outflow into the Iowa River
through gates . . . — — Map (db m174798) HM
The plaza area is located above the bend in the Devonian Fossil Gorge and affords views of both the limestone surfaces upstream and the developing wetland
downstream. In the upstream direction, the 2008
flooding only slightly deepened of the gorge . . . — — Map (db m168210) HM
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