Under cloak of darkness, explore the historic National Archives building. Join Tim the Yowie Man, as he uncovers intriguing and rarely seen objects, and shares the secret past of this much-loved Canberra building. From Canberra GPO to ASIO, you’ll encounter secrets, spooks, spies and even ghosts.

Cost: $20 adults and $18 concession

Tickets on sale 1 Feb, 9am at Ticketek