Yam, on the borders of Jauf, a vast sandy plain, extending eastwards to El Jail and El Hazm, where Halevy made his most important discoveries of Sabaean inscriptions: here he explored Main, the ancient capital of the Minaeans, Kamna on the banks of the W.
Here all the main drainage either runs northwards to the Gomal, passing through the uplands that lie west of the Suliman Range; or it gathers locally in narrow lateral valleys at the back of these mountains and then bursts directly eastwards through the limestone axis of the hills, making for the Indus by the shortest transverse route.
From the water-divide which separates the most eastern affluent of the Brahmaputra, eastwards to the deep gorges which enclose the most westerly branch of the upper Yang-tsze-kiang (here running from north to south), is a short space of loo m.; and within that space two mighty rivers, the Salween and the Mekong, send down their torrents to Burma and Siam.
What peoples inhabited these regions can only be conjectured, but there is a certain amount of evidence from place-names - not altogether satisfactory - that the Celtic peoples at one time extended eastwards throughout the basin of the Weser.
The Triassic system is well developed in the north of the peninsula along the Cantabrian chain and eastwards to the Mediterranean.
The Band-i-Turkestan anticlinal may be traced eastwards of the Balkh-ab (the Band-i-Amir) within the folds of the Kara Koh to the Kunduz, and beyond; but the Kara Koh does not mark the northern wall of the great plateau nor overlook the sands of the Oxus plain, as does the Band-i-Turkestan.
Though Halifax and St John are open in winter, much of the winter trade eastwards is done through American harbours, especially Portland, Maine, owing to the shorter railway journey.
To the south of the Rauhe Alb the plateau of Upper Swabia stretches to the lake of Constance and eastwards across the Iller into Bavaria.
Limited monarchies are (with the exception of Japan) peculiar to Europe, and in these the degree of democratic control may be said to diminish as one passes eastwards from the United Kingdom.
There are two seasons of rainfall over the province: the monsoon season, when supplies of moisture are brought up by the ocean winds from the Arabian Sea and the Bay of Bengal; and the winter season, when storms advancing eastwards from Persia and the Caspian districts occasion winds, widespread rain and snowfall.