The lower portions, particularly along the borders of the canals and the sea, were thickly dotted with towns and cities, apparently of enormous extent.

To the north of the Island Continent there was a peninsula, which was covered with a vast collection of buildings, which, with the broad streets and spacious squares which divided them, must have covered an area of something like two hundred square miles.
"There's the London of Mars!" said Redgrave, pointing down towards it; "where the London of Earth will be in a few thousand years, close to the Equator.

And, you see, all those other towns and cities are crowded round the canals! I daresay when we go across the northern and southern temperate zones we shall find them in about the state that Siberia or Antarctica are in." "I daresay we shall," replied Zaidie; "Martian civilisation is crowding towards the Equator, though I should call that place down there the greater New York of Mars, and--see--there's Brooklyn just across the canal.

I wonder what they're thinking about us down there." Phobos revolves from west to east almost along the plane of its primary's equator.

To left and right they saw the huge ice-caps of the South and North Poles gleaming through the red atmosphere with a pale sunset glimmer.