'In WWII, Germany built more than 1,100 of these subs; more than half were sunk at sea'
U-boats
I'LL HAVE A SUB TO GO: In WWII, Germany built more than 1,100 of these subs; more than half were sunk at sea
In WWII, Germany built more than 1,100 of these subs; more than half were sunk at sea
In WWII, Germany built more than 1,100 of these subs; more than half were sunk at sea
I'LL HAVE A SUB TO GO
U-boats
I'LL HAVE A SUB TO GO