Africa: Thousands of Tunnels Discovered in Namibian Desert · Global Voices

They were found by a team of scientists from Johannes Gutenberg University in Mainz, Germany. What age do they date from and who built them? A team of German scientists discovered a series of small tunnels that were hidden, and in perfect conservation condition, in the Namibian desert According to team leader Cees Passchier, to Geomicrobiology Journal, the unexpected and valuable discovery took place while studying geological formations in the a…