The captain was forced to take evasive action before entering the Duluth port.
It's the only day you can tour Split Rock Lighthouse after dark.
Initial reports suggested the drought and a low water level on the Mississippi River might have contributed to the barge running aground. But the Coast Guard says sediment has built up on the river bottom. Traffic will resume after it's dredged.
Starting Monday, MPR reports the international vessel will be loaded with more than 10,000 tons of wheat bound for Belgium. On its way to the Twin Ports, the 470-foot ship dropped off steel pipe in Ontario.
The Mesabi Miner passed through the Duluth piers Friday. The Duluth News Tribune reports it was loaded with coal bound for Presque Isle, Michigan.