![]() It is in a hill of about 200 feet perpendicular height, the ascent of which on one side is so steep, that you may pitch a biscuit from its summit into the river which washes its base. The most noted is called Madison’s Cave,* and is on the North side of the Blue Ridge, near the intersection of the Rockingham and Augusta line with the South fork of the Southern river of Shenandoah. In the Lime Stone country there are many caverns of very considerable extent. Vaudreuil, Governor of Canada, and 130 according to a more recent account. This cataract will bear no comparison with that of Niagara, as to the quantity of water composing it the sheet being only 12 or 15 feet wide above, and somewhat more spread below but it is half as high again, the latter being only 156 feet, according to the mensuration made by the order of M. Epoques, 470.Īnd rock at the bottom you may walk across dry. Buffon mentions one of 300 feet at Terni, in Italy. The cataract is vertical, and is about 15 or 16 leagues below Santa Fé. ††Bouguer mentions a cascade of two or three hundred toises height of the Bogota, a considerable river passing by Santa Fé. The sheet of water is broken in its breadth by the rock in two or three places, but not at all in its height. About three quarters of a mile from its source, it falls over a rock 200 feet into the valley below. It is a water of James river, where it is called Jackson’s river, rising in the warm spring mountains about twenty miles South West of the warm spring, and flowing into that valley. ![]() The only remarkable Cascade in this†† country, is that of the Falling Spring in Augusta. ![]() Transcript for: Notes on the State of VirginiaĪ Map, Including the States of Virginia, Maryland,Ĭontaining Notes and Plates Never Before PublishedĪ substance supposed to be Pumice, found floating on the Missisipi, has induced a conjecture, that there is a volcano on some of its waters and as these are mostly known to their sources, except the Missouri, our expectations of verifying the conjecture would of course be led to the mountains which divide the waters of the Mexican Gulf from those of the South Sea but no volcano having ever yet been known at such a distance from the sea, we must rather suppose that this floating substance has been erroneously deemed Pumice*
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