Planning a vacation to Denver is dependent upon so much more than simply knowing how many days you plan to visit. A one day trip for a couple is going to look a whole lot different than a three day trip for a family of six. Are you into outdoor recreation? Maybe you are a history buff? Or perhaps you want to be entertained the entire time you are here? The following options will give you some starter ideas on the various ways you can spend your time in Denver, be it on your own, or with your family.