Show ANCIENT IDEAS OF OP AFRICA URICA In mediaeval times Africa was an anup unknown known up continent as well as Asia Until a few years after atter the discovery di of ot Columbus no one had sailed around it and it was quite generally thought a as it had previously been thought in regard to Asia that the African con continent continent continent extended on and on indefinitely It was supposed i ed that far tar to the south was Wll the zone sone of heat in which no hu human huI human I man being could live This was by no mean means an unreasonable inference to the ancients ancient They knew that the far farther farther ther thor they sailed to the north the colder it grew and that In the extreme north was a region of ot perpetual snow They also knew that the farther they sailed to the south the warmer it grew and what was as more moro natural for tor them to suppose that if it they went far enough in that direction they would come up on lands that were parched and baked and upon seas that boiled where noth ing could live lire but salamanders |