Buried 600 feet beneath solid granite in Ontario lies a colossal relic of Cold War military engineering — the NORAD North Bay Underground Complex, better known simply as "The Hole.". The massive ...

The complex was 207 metres (680 feet) underground and was accessible by two tunnels. The north tunnel was just over two kilometres long and came from the air force base.

The Department of National Defence (DND) is looking into how it will dismantle an underground bunker in North Bay, Ont. The complex is located 180 metres below surface and was meant to accommodate ...

The underground NORAD complex at CFB North Bay was shut down in 2006. Photo by Postmedia file. Article content.