Ex his autem qui non sunt aperti, sed a saxis continentur, per angustas venas vehementia spiritus extruduntur ad summos grumorum tumulos.
But those which have no outlet and are contained by rocks, are driven forth through narrow passages by the vehemence of the air-currents to the tops of hillocks.
final_alignments\Vitruvius_Architecture_Book_8.json