08/17/2010 09:08 pm ET Updated May 25, 2011

Colorado Active Events Calendar: Making The Most Of The End Of Summer

As the summer winds down, options for outdoorsy summer activities are beginning to dwindle. To help you make the most of the final weeks of the season, we've compiled a list of this week's best active outdoor organized events to check out while the warm weather persists.

From 5K runs to a citywide scavenger hunt, be sure not to miss these essential summer activities. Let us know which ones you plan on attending in the comments section below.