The Death Traps of the Schnee Eifel — Inside the U.S. Army’s Costly Assault on Germany’s West Wall
Germany sank a third of its yearly cement output into the Siegfried Line's bunkers, then let the West Wall rot for four years before shoving green replacements into its crumbling pillboxes on the Schnee Eifel. What happened next on that overgrown ridge decided more than one battle.
— via Military History Now, MilitaryHistoryNow.com