The Panama Ship Tunnel
You know, once you state the idea, it just all seems so obvious and practical.
Read the article here.
Read the article here.
Comments
Interesting article!
Of note one of the (proposed) drivers for an underground passage is to protect from air attack.
Of note one of the (proposed) drivers for an underground passage is to protect from air attack.
Posted by crc on 11/11/24 at 12:08 PM
Category: Inventions | Oceans and Maritime Pursuits | Caves, Caverns, Tunnels and Other Subterranean Venues | Mental Health and Insanity