Semi-related, one of my favorite topics ever is Atlantropa, a plan to put a dam across the Strait of Gibraltar and drain the Mediterranean Sea. https://www.wik

Semi-related, one of my favorite topics ever is Atlantropa, a plan to put a dam across the Strait of Gibraltar and drain the Mediterranean Sea. https://www.wikiwand.com/en/Atlantropa https://www.wikiwand.com/en/Atlantropa