We Explored A Cool Old German Castle

I got up early during our last day in Köln, so I could go for a run. With all the walking we've been doing, I haven't had the energy to run like I should be, but I am trying to do it every other day. Our Airbnb was only a couple of kilometers from the Rhine, so I decided to make my way over there, since I figured it'd be flat, and I'd have room to go at an easy pace. Once I got there, zero regrets. The river was very pretty »