𝗧𝗵𝗶𝘀 𝘀𝘁𝗼𝗿𝘆 𝗼𝗿𝗶𝗴𝗶𝗻𝗮𝗹𝗹𝘆 𝗮𝗶𝗿𝗲𝗱 𝗼𝗻 𝟭𝟬 𝗠𝗮𝘆 𝟮𝟬𝟭𝟱. About an hour west of Johannesburg, deep below the ground, is a cave that has yet to reveal the secrets of its limits to the carefully chosen group of explorers and scientists who have descended into its endless darkness. In a world exclusive, the Carte Blanche cameras descend into it.