I don't think any bout of travel would be complete without getting the adrenaline pumping at least a little bit. (This coming, of course, from someone who has been bungy jumping 3 times!) So when my sister and I decided to add Colorado to our road trip plans, we knew we'd have to have some fun in the Rocky Mountains. And, staying in Keystone meant we had a lot of activities to choose from. On Day 15, we woke up early to drive roughly an hour to a little outpost near Buena Vista, Colorado. The drive twisted and turned through the Rockies, and included at least one mountain pass that was above 10,000 feet. Did I mention I love mountains? From the outpost, Arkansas Valley Adventures operates all sorts of adventure activities, from zip lining to whitewater rafting. We were booked on a full-day zip lining and rafting tour, and arrived early so we could check in and start getting our gear. We began the morning with a couple of hours on the zip lining course, which is relative...