LETTERBOXING is an intriguing pastime combining navigational skills and rubber stamp artistry in a charming "treasure hunt" style outdoor quest. A wide variety of adventures can be found to suit all ages and experience levels.
People all over the world have hidden boxes with notebooks and stamps in them.  They leave clues on the internet for you to find them.
With one click you can set out with your kids on an adventure to discover these boxes and experience a real life treasure hunt.