The earth has been pretty well explored superficially; but there are plenty of secrets still to be found under the earth's skin. Professor Richard J. Lougee of Clark University has reported finding a fossil waterfall, almost as high as Niagara, that roared 20,000 years ago in geographically modest Connecticut.
In those days New England was still having glacier trouble, but the icecap was shrinking. As the glacier in the Connecticut Valley retreated northward, something dammed its overflow, forming a deep, cold lake that reached almost from Long Island Sound to the shrinking glacierabout 156 miles long and up...