• Lake Superior in a stormy mood. Photo copyright Craig Blacklock

    Pictured Rocks

    National Lakeshore Michigan

Noteworthy News

January 2010

Annual Employee Safety Award Presented to TC Colyer (pdf)

Bruce Leutscher Selected as new PRNL Chief of Science and Natural Resources (pdf)

Brad Bradley Retires from PRNL (pdf)

  • Miners Castle Miners Castle

    before April 13, 2006, rockfall Read More

Did You Know?

The Grand Sable Dunes are located just west of Grand Marais, Michigan, in Pictured Rocks National Lakeshore.

The Grand Sable Dunes are a federally designated Research Natural Area. The five square miles of dunes are an unusual glacial kame terrace with overlying dunes caused by fluctuating lake levels over the centuries. The dunes are located in Pictured Rocks National Lakeshore, near Grand Marais, Mich. More...