148 HISTORICAL TALES. were still distant, and while the Greeks awaited their approach new counsels prevailed. There was another pass by which the mountains might be crossed,— which pass, in fact, the Persians took. Also the fleet might land thousands of men in their rear. On the whole it was deemed best to retreat to another pass, much farther south, the famous pass of Thermopyle. Here was a road a mile in width, where were warm springs ; and at each end were narrow passes, called gates—the name Thermopyle meaning “hot gates.” Adjoining was a narrow strait, between the main- land and the island of Eubcea, where the Greek fleet might keep back the Persian host of ships. There was an old wall across the pass, now in ruins. This the Greeks rebuilt, and there the devoted band, now not more than seven thousand in all, waited the coming of the mighty Persian host. It was in late June, of the year 480 B.c., that the Grecian army, led by Leonidas, king of Sparta, marched to this defile. There were but three hun- dred Spartans * in his force, with small bodies of men from the other states of Greece. The fleet, less than three hundred ships in all, took post beside them in the strait. And here they waited while day by day the Persian hordes marched southward over the land. The first conflict took place between some vessels of the fleets, whereupon the Grecian admirals, filled * The army of Sparta, which before had stayed at home to await the full of the moon, did so now to complete certain religious ceremonies, sparing but this handful of men for the vital need of Greece.