This site has a list of just about everything going on in the metro area. It includes an entire section for free stuff to do.
Fresh City Life hosts programs each month that entertain, educate and invigorate Denver Public Library customers. From DIY classes to fashion shows to writer’s workshops, Fresh City Life is always free and always fun!
As the name says, it’s dedicated to finding things to do in Denver, for cheap.
Denver area specific daily deal site. Part of the proceeds goes to a charity. Get great deals and feel good about it!
The Denver Post calendar of events happening this week in Denver.
Here you’ll find a listing of the 2012 free days at the Denver Zoo, Museum of Nature and Science, The Botanical Gardens, and The Denver Art Museum. (The Art Museum is free for Colorado Residents on the 1st Saturday of every month!) On the side of this page you’ll see other museums that offer free days.