The peninsula is almost wholly composed of a bed of coralline and porous limestone rocks, forming a low tableland, which rises gradually toward the S.
The basin is comparatively narrow, and the Tagus, like the other rivers of the Iberian tableland, generally flows in a rather confined valley, often at the bottom of a rocky gorge below the general level of the adjacent country.
As the tableland runs northward it decreases both in height and width, until it narrows to a few miles only, with an elevation of scarcely 1500 ft.; under the name of the Blue Mountains the plateau widens again and increases in altitude, the chief peaks being Mount Clarence(4000 ft.), Mount Victoria (3525 ft.), and Mount Hay (3270 ft.).
Passing from the coast to the tableland, a distinct climatic region is entered.
Cooma, with a mean summer temperature of 65.4°, and a mean winter temperature of 41.4°, may be taken as illustrative of the climate of the southern tableland, and Armidale of the northern.
The first of these comprises chiefly the mines of the Hunter river districts; the second includes the Illawarra district, and, generally, the coastal regions to the south of Sydney, together with Berrima, on the tableland; and the third consists of the mountainous regions on the Great Western railway and extends as far as Dubbo.
Helmfeld routed a Danish division, was the first gleam of good luck, and on the 4th of December, on the tableland of Helgonaback, near Lund, the young Swedish monarch defeated Christian V.
The high tableland of Tibet and Pamir to the lower plateaus of Mongolia, and thence N.E.
From these lofty ranges there extends a broad tableland (in many parts more than 3000 ft.
The eastern flank of this tableland follows a line of hills drawn a short distance from the Indus, between the mouth of that river and the Himalaya, about on the 72nd meridian; these hills do not generally exceed 4000 or 5000 ft.
The north - eastern portion of the Afghan tableland abuts on the Himalaya and Tibet, with which it forms a continuous mass of mountain between the 71st and 72nd meridians, and 34° and 36° N.
The great elevated tableland of Tibet or to the central depression which exists to the north of it.
The Zancara rises near the source of the Jucar, in the east of the tableland of La Mancha; thence it flows westward, assuming the name of Guadiana near Ciudad Real, and reaching the Portuguese frontier 6 m.
The most elevated tracts are on the west, where the surface rises towards the culminating range of hills, and on the south, where it rises to the elevated tableland of Mysore.
Basutoland, or Lesuto (Lesotho) as the natives call it, forms the south-eastern edge of the interior tableland of South Africa, and has a rugged and broken surface with a mean elevation of 6000 ft.
From the tableland north of the Maluti several isolated hills rise, the most noted being the almost inaccessible Thaba Bosigo - the rallying place of the Basuto in many of their wars.
The great Brazilian plateau, which is the most important physical division of Brazil, consists of an elevated tableland moo to 3000 ft.
It rises on an elevated tableland in the state of Sao Paulo and flows across the state of Rio de Janeiro from west to east, through a broad fertile valley producing coffee in its most elevated districts and sugar on its alluvial bottom-lands nearer the sea.
It receives the drainage of the northern slopes of the Satpuras, but not that of the Vindhyan tableland, the streams from which flow into the Ganges and Jumna.
- About five-sixths of the country lies west of the Drakensberg, the mountain range which forms the inner rim of the great tableland of South Africa.
- Zululand is part of the region of hills and plateaus which descend seaward from the Drakensberg - the great mountain chain which buttresses the vast tableland of inner South Africa.
The Hindu Kush is, in fact, but the face of a great upheaved mass of plateau-land lying beyond it northwards, just as the Himalaya forms the southern face of the great central tableland of Tibet, and its general physiography, exhibiting long, narrow, lateral valleys and transverse lines of "antecedent" drainage, is XIII.
With the exception of a few villages in the west, the whole district is situated on a tableland from 1300 to 2000 ft.
Traditionally Toluca was one of the earliest Toltec settlements on the Anahuac tableland, but no remains of this occupation have been preserved.
Its western portion, the Basim taluk, consists of a fertile tableland, about 1 000 ft.
The so-called mountain mocking-bird (Oreoscoptes montanus) is a form not very distant from Mimus; but it inhabits exclusively the plains overgrown with sage-brush (Artemisia) of the interior tableland of North America, and is not at all imitative in its notes, so that it is an instance of a misnomer.
For the most part the surface is that of a prairie tableland, moderately rolling, and with a general but scarcely perceptible slope, which in the eastern two-thirds is from N.W.
The principal right-hand tributaries, besides the Gallo and Zezere, are the Jarama, descending from the tableland of New Castile a little below Aranjuez, the Alberche and the Tietar, which collect their head waters from opposite sides of the Sierra de Gredos, and the Alagon, from the rough and broken country between the Sierras de Gredos and Gata.
Viadua; Slavonic, Vjodr), a river of Germany, rises in Austria on the Odergebirge in the Moravian tableland at a height of 1950 ft.
The Chalukyas themselves claimed to be Rajputs from the north who imposed their rule on the Dravidian inhabitants of the Deccan tableland, and there is some evidence for connecting them with the Chapas, a branch of the foreign Gurjaras.
To the south of the district in southern Westland, where the Alps have passed out to sea, the Archeans become more extensive; for they spread eastward and underlie the whole of the dissected tableland of Otago.
It stands on a submarine tableland extending about 18 m.
The country forms part of the inner tableland of South Africa and has an elevation of between 4000 and 5000 ft.
Both of these ranges belong to that border of mountains which bounds the great tableland of Asia Minor.
M., and may be roughly described as an elevated tableland, intersected by lofty mountain ranges, with their main axis trending from N.W.
The site is undoubtedly to be sought on the hill now occupied by the large medieval fortified farmhouse of Lunghezza, immediately to the south of the Anio, which occupies the site of the citadel joined by a narrow neck to the tableland to the south-east on which the city stood: this is protected by wide valleys on each side, and is isolated at the south-east end by a deep narrow valley enlarged by cutting.
The road may be traced leading to the south end of this tableland, being identical with the modern road to Lunghezza for the middle part of its course only.
BECHUANALAND (a name given from its inhabitants, the Bechuana, q.v.), a country of British South Africa occupying the central part of the vast tableland which stretches north to the Zambezi.
The city is situated on an elevated tableland, in an agricultural region.
To the south of the mesa (tableland) on which it lies is the valley of Four tain Creek.
The lion nowhere exists in the tableland of Persia, nor is it found in Baluchistan.
In the east a tableland of sandstone, called Saxon Switzerland, from the picturesque outlines into which it has been eroded, adjoins the Erzgebirge; one of its most notable features is the deep ravine by which the Elbe escapes from it.
The rainfall is greatest in the Bavarian tableland and the hilly regions of western Germany.
The Niagara escarpment mentioned above, generally called "the mountain" in Ontario, is the cause of waterfalls on all the rivers which plunge over it, Niagara Falls being, of course, the most important; and in most cases these falls have eaten their way back into the tableland, forming deep gorges or canyons like that below Niagara itself, through which the water pours as violent rapids.
The rocky hills of the tableland to the north long repelled settlement, the region being looked on by the thrifty farmers of the south as a wilderness useless except for its forests and its furs; and unfortunate settlers who ventured into it usually failed and went west or south in search of better land.
They really consist of a forest-clad and grassy tableland, with summits rising about 8000 ft.; the Anaimudi mountain, which is the highest in southern India, having an altitude of 8850 ft.
But, regarded broadly, the Highland mountains are monuments of erosion, the relic of an old tableland, the upper surface and former inclinations of which are shown approximately by the summits of the existing masses and the direction of the chief water-flows.
Seen from an eminence on their surface, the inference is irresistible that these plateaus are fragments of the original tableland, trenched into segments by the formation of the longitudinal and transverse valleys.
Distinguished especially by the smoothness of their surface, they may be regarded as a roiling tableland or moorland, traversed by many valleys conducting the drainage to the sea.
Among the Southern Uplands exist traces of a similar tableland of erosion.
From the larger fragments of the denuded tableland we advance to ridges with narrow tops, which pass by degrees into sharp rugged crests.
The high tableland of the Balaghat lies for the most part upon the great basaltic formation which stretches across the Satpuras as far east as Jubbulpore.
Ultimately the Dravidians were driven back into the southern tableland, and the great plains of Hindustan were occupied by the Aryans, who dominated the history of India for many centuries thereafter.
In the east the tableland falls away to the basins of the Congo and Zambezi, to the south it merges into a barren sandy desert.
From the tableland the Kwango and many other streams flow north to join the Kasai (one of the largest affluents of the Congo), which in its upper course forms for fully 300 m.
At Annesley Bay the narrow coast plain is succeeded by foothills separated by small valleys through which flow innumerable streams. From these hills the ascent to the plateau which constitutes northern Eritrea is very steep. This tableland, which has a general elevation of about 6500 ft., is fairly fertile despite a desert region - Sheb - to the S.E.
While the coast lands are either densely forested or covered with savannas or park-like country, the Futa Jallon tableland is mainly covered with short herbage.
This tableland, the hydrographic centre of West Africa, is most elevated in its southern parts, where heights of 5000 ft.
Or again, a group of them may occupy a fertile plain, a river valley or a tableland,3 or they may stand close to the seashore.
The country west of the Drakensberg, though part of the main South African tableland, is not uniform in character, consisting of (I) elevated downs, (2) their slopes, (3) the flat " bottom " land.
Regarding the existing flat-topped heights among the eastern Grampians as remnants of what was once the general character of the surface, we can trace every step in the gradual obliteration of the tableland and in the formation of the most rugged and most individualized forms of isolated mountain.