While your footage is smooth and shows lots of cool angles, you're best off keeping your location videos to one and under 10 minutes. The one here already feels like it's dragging because the pace is so sloe. Yes, there's so much to see, but most people are going to lose it before you even get into the good stuff. Broken Window Theory
has great examples of concise, informative videos on the places he explores, complete with narration and awesome photographs.