Others, representing birds with outstretched wings, like the forked-tail hawk or swallow.
Others, eagles without heads.
Others, coiled snakes, or outstretched snakes.
Others, elk or deer.
Clusters of mounds star shaped, seven in number, with the sun-shaped mound in the centre.
Others, representing mathematical symbols.
On the banks of the Black River, near the Ox Bow, are the remains of an elevated road, about three feet high and seven feet wide, extending for miles, intersected near the river by the great Indian war path. The settlers call it the Railroad, and it has all the appearance of a work of this nature, and is strongly and carefully built—a fine remain of the old mound builders' time.
Long lines of mounds, extending for scores and probably hundreds of miles, nearly all of the same shape, varying in their distance from each other from one to four miles.
Circular mounds of a base of two hundred feet, and a height of twenty feet.
Others, two hundred yards long, from ten to twenty feet wide, and from two to three feet high—these last, also, having an open space through them, as if intended for an entrance gate.