ST. LOUIS (AP) — Crews have completed the most critical phase of removing bedrock that threatened barges along a crucial stretch of the drought-starved Mississippi River, staving off the ...

A geologist's vibrant maps reveal how the Mississippi River has wandered across its valley, making it look like a colorful, winding serpent. These maps, created by Harold Fisk in 1944, document the ...

The Upper Mississippi River Valley November 16, 2008 From its headwaters in Minnesota to the mouth of the Ohio River at Cairo, Illinois, the Upper Mississippi River is flanked by diverse terrain ...

Neptune Pass is taking an estimated 16 percent of the Mississippi River ... a stone sill at the water bottom with a 100-foot-wide notch to reduce the outflow from the river; and 20 V-shaped ...

Three massive glaciers and one little glacier have shaped the Mississippi River – indeed, the Quad-Cities would not even be near the river if it weren’t for glaciers.

The Upper Mississippi River National Wildlife and Fish Refuge is the core of a major flyway for migrating birds and one of the most visited refuges in the U.S. Anglers and outdoor enthusiasts ...

DUBUQUE, Iowa (KCRG) - The Dubuque Mississippi River Museum and Aquarium has a new permanent exhibit that shows visitors just how important the river has been to changing and shaping America. It ...

This image shows the plan for building a stepped sill of stone across the mouth of Neptune Pass along the east bank of the Mississippi River. A 100-foot segment in the center would be 26 feet ...