See the Detroit Art Museum map. I used arrows there and I utilized Adobe Illustrator. But simple hand drawing the arrows and circles is fine.
Start with a phrase that will send your hunters to a certain place where you will be, possibly with the cryptex. If you don't have one, simply award the first team that arrives as the winner. But also give out the "Decoder Sheets" at the same time, usually at the cafe or lobby.Tell them to meet you there in 2 hours as you start them.Or if this is too much, give me a call and we can run it for you.
Download this D-Y-I pdf for more help. I used to sell them but we are giving them away especially to the book owners:
