64
“They push where still preserveth Persic Strait, confusèd Babel’s darkling memory; there, where the Tygre blendeth with Euphràte, which from their head-streams hold their heads so high.
Thence fare they his pure stream to find, whose fate ’twill be to deal such length of history, Indus, and cross that breadth of Ocean-bed where daring Trajan never darèd tread.