Here's a diorama of a German submarine pen. It's a bunker that protected submarines or U-boats from bombing. German World War II U-boat pens in France included Saint-Nazaire, Lorient, La Rochelle and Toulon.U-Boat Pen Diorama Papercraft
Here's a diorama of a German submarine pen. It's a bunker that protected submarines or U-boats from bombing. German World War II U-boat pens in France included Saint-Nazaire, Lorient, La Rochelle and Toulon.