At the end of last summer, I start going to this indoor rock climbing gym, Rock City, a few times a week. The first night I was there, I saw some folks doing slackline there. I’ve been intrigued ever since. I’ve been really working on it a lot the past few months. I’m slowly starting to get there: (In case the embedded flash doesn’t work, you can watch the the video on revver here.)I’ve got the original version up here (beware, about a 12 MB file). Fun!