horrescit visu subito causasque requirit inscius Aeneas, quae sint ea flumina porro, quive viri tanto complerint agmine ripas.
Aeneas is startled by the sudden sight and, knowing not, asks the cause'what is that river yonder, and who are the men thronging the banks in such a host?
final_alignments\Virgil_Aeneid_Book6.json