The torrid zone was the name given by ancient Greek and Roman geographers to the equatorial area of the Earth, so hot that it was impenetrable. That notion became a deterrent for European explorers until the 15th century.
The torrid zone was the name given by ancient Greek and Roman geographers to the equatorial area of the Earth, so hot that it was impenetrable. That notion became a deterrent for European explorers until the 15th century.