Why does Urbano Monte’s 1587 world map show what looks like a canal cutting through Central America before the Panama Canal was built? Evidence that earlier ma

Why does Urbano Monte’s 1587 world map show what looks like a canal cutting through Central America before the Panama Canal was built? Evidence that earlier maps knew more than we think? [▻](https://video.twimg.com/amplify_video/2090346062749765632/vid/avc1/720x1280/3uaupqdQIf3Thk3i.mp4)