Beyond, once more beyond, spreads the Scythian steppe, not the dead level of Lombardy, but an expanse of long low modulations, which would be reckoned hills in our home counties, seamed by long shining ribbons, which mark the courses of the tributaries of the Terek..
The entire island is an old coral reef upheaved 200 ft., honeycombed with caves and seamed with fissures.
They are hemmed in and separated by snowcapped mountain peaks and ridges, which are seamed with glaciers terminating in moraines and shingle slopes at the base of the foot-hills.
Its surface is a succession of great terraces, facing north and north-east, formed by the denudation of the ancient sandstone plateau which once covered this part of the continent; the terraces are seamed by watercourses, and their valleys are broken by hills and ranges of highlands.
Their sides are seamed with torrents which tear down the solid rock and sweep its detritus into the glens and sea lochs.
The whole surrounding country is seamed with miles of tunnels in granite, and the hillsides are dotted everywhere with enormous dumps.
It nowhere rises into peaks, and only a few of its rounded summits reach 3000 ft.; the successive hills form a continuous comb; the north-west slopes are precipitous and seamed with winding gorges.
Serpentine marble with seamed markings has been found in Adams and Stevens counties.