H arrison Rock is an 80-ton glacial boulder located on Ohio 590 south of U.S. 6 in Jackson Township. Sometimes called ...

Longs Peak, at 14,259 ft, pokes well above much of the landscape in Rocky Mountain National Park just to the NW of Boulder, here seen in an aerial ... that only 18 thousand years ago hosted a big ...

The southernmost glacier in the Rocky Mountains is located in the adjacent City of Boulder watershed. Research on nearby Niwot Ridge has contributed substantially to our understanding of the ...

Moreover, the fauna of the older part of the Canadian glacial deposits is more Arctic in character than that of the modern part. It would thus appear that since the accumulation of the boulder ...