
Do you have a penchant for puzzles and a madness for maps? The Great British Treasure Hunt puzzle book combines the two, and with over 350 puzzles to choose from, you'll be delving into 40 of our much loved OS Explorer Maps to hunt for hidden treasure.
The Great British Treasure Hunt puzzle book has sailed upon our shores. Follow Aunt Bea and her nephew as she embarks on a voyage of discovery looking around Great Britain.
Can you crack the three puzzling conundrums below? Sharpen your mind and hone your map reading skills to become the Great British Treasure Hunt puzzling master! Plus unlock three more by signing up.
Check out the links to printable PDFs below. Let us know how many puzzles you cracked on Instagram, Facebook or Twitter.
Or delve deeper into even more puzzles in The Great British Treasure Hunt book, available from the online OS Shop.
Buy the Great British Treasure Hunt nowPuzzle 1: Forth Bridge

Forth Bridge puzzle extract
Explore the history of Forth Bridge, an architectural phenomenon that runs over the Firth of Forth estuary. Puzzle your way through land and water to find the treasure.
Unlock three more puzzles!
If you cracked those, we've got three more that you can unlock now! Simply sign up to our newsletter below and we'll email them over to you.
Want more mappy puzzle books?
The Great British Treasure Hunt puzzle book is the third in OS's puzzle book series.
Pit your wits against Britain's greatest map makers in the original 2018 OS puzzle book. Plus crack over 300 fiendish puzzles in the 2019 OS Puzzle Tour of Britain book.
Shop OS puzzle books