Billie B Brown & The Case of the Missing Treasure
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Billie B Brown extended until Sunday 11 October.
Step inside Melbourne’s historic Old Melbourne Gaol and join Billie B and the Secret Mystery Club for an exciting self-paced mystery trail.
A mysterious treasure has been missing for years. Long ago, a guard lost it during his rounds inside the Gaol, and it was never found. Now, Billie B and her friends are determined to uncover the truth and solve the mystery once and for all.
Using your activity map, follow a trail of clues through the historic cell block, meeting members of the Secret Mystery Club along the way. Search for hidden clues, decode secret messages and uncover pieces of the story as you explore the Gaol.
WHAT TO EXPECT
Based on the much-loved Billie B Brown book series by author and Australian Children’s Laureate Sally Rippin, with illustrations by Aki Fukuoka, this self-paced mystery trail blends storytelling, history, and hands-on exploration.
Young adventurers will:
— Follow a trail of clues through the historic Gaol
— Search for old keys and decode hidden messages
— Look for clues in historical photographs
— Analyse fragments of handwritten notes from the past
— Sneak into an exhibition to uncover clues
— Finish the trail inside the Secret Mystery Club treehouse
🗓️ Daily 10am-5pm
Every clue brings you closer to solving the mystery of the long-lost treasure.
Perfect for curious kids, Billie B Brown fans, book lovers and families looking for a fun, imaginative and hands-on school holiday adventure.
Step inside Melbourne’s historic Old Melbourne Gaol and join Billie B and the Secret Mystery Club for an exciting self-paced mystery trail.
A mysterious treasure has been missing for years. Long ago, a guard lost it during his rounds inside the Gaol, and it was never found. Now, Billie B and her friends are determined to uncover the truth and solve the mystery once and for all.
Using your activity map, follow a trail of clues through the historic cell block, meeting members of the Secret Mystery Club along the way. Search for hidden clues, decode secret messages and uncover pieces of the story as you explore the Gaol.
WHAT TO EXPECT
Based on the much-loved Billie B Brown book series by author and Australian Children’s Laureate Sally Rippin, with illustrations by Aki Fukuoka, this self-paced mystery trail blends storytelling, history, and hands-on exploration.
Young adventurers will:
— Follow a trail of clues through the historic Gaol
— Search for old keys and decode hidden messages
— Look for clues in historical photographs
— Analyse fragments of handwritten notes from the past
— Sneak into an exhibition to uncover clues
— Finish the trail inside the Secret Mystery Club treehouse
🗓️ Daily 10am-5pm
Every clue brings you closer to solving the mystery of the long-lost treasure.
Perfect for curious kids, Billie B Brown fans, book lovers and families looking for a fun, imaginative and hands-on school holiday adventure.
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Where is it happening?
377 Russell Street, Melbourne, VIC, Australia
Event Location & Nearby Stays:
Know what’s Happening Next — before everyone else does.
Host or PublisherOld Melbourne Gaol











