i do not know if the isis search is still up in the riddle section but there is a coin hidden in downtown chicago.
been there a real long time.
its the encrypted riddle.
let me know if your working on this,as i solved it.
the coins there still...........
for adventurers in the chicagoland area my cell is 224-629-6501
i wont give away the answer but would love to be a part of the adventure finding it!
i could film the find if you crack the riddle!
USA November 2008