I am surprised that no one has mention Garden of the Gods yet, which admittedly is a little touristy (although not so much at this time of the year) and is absolutely criss-crossed with hiking trails, all at about 6000 feet.
Beat you by 7 minutes.
51 posted on 10/01/2010 10:19:24 PM PDT by mountn man
(The pleasure you get from life, is equal to the attitude you put into it.)